21480452292

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 55096117440

約数和(自身を除く): 33615665148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 169, 181, 278, 338, 362, 417, 421, 507, 543, 556, 676, 724, 834, 842, 1014, 1086, 1263, 1668, 1684, 1807, 2028, 2172, 2353, 2526, 3614, 4706, 5052, 5421, 5473, 7059, 7228, 9412, 10842, 10946, 14118, 16419, 21684, 21892, 23491, 25159, 28236, 30589, 32838, 46982, 50318, 58519, 61178, 65676, 70473, 71149, 75477, 76201, 91767, 93964, 100636, 117038, 122356, 140946, 142298, 150954, 152402, 175557, 183534, 213447, 228603, 234076, 281892, 284596, 301908, 304804, 327067, 351114, 367068, 426894, 457206, 654134, 702228, 760747, 853788, 914412, 981201, 990613, 1308268, 1521494, 1962402, 1981226, 2282241, 2971839, 3042988, 3924804, 3962452, 4251871, 4564482, 5943678, 8503742, 9128964, 9889711, 10591939, 11887356, 12755613, 12877969, 17007484, 19779422, 21183878, 25511226, 25755938, 29669133, 31775817, 38633907, 39558844, 42367756, 51022452, 51511876, 59338266, 63551634, 77267814, 118676532, 127103268, 137695207, 154535628, 275390414, 413085621, 550780828, 826171242, 1652342484, 1790037691, 3580075382, 5370113073, 7160150764, 10740226146, 21480452292]

約数ペア:

[(1, 21480452292), (2, 10740226146), (3, 7160150764), (4, 5370113073), (6, 3580075382), (12, 1790037691), (13, 1652342484), (26, 826171242), (39, 550780828), (52, 413085621), (78, 275390414), (139, 154535628), (156, 137695207), (169, 127103268), (181, 118676532), (278, 77267814), (338, 63551634), (362, 59338266), (417, 51511876), (421, 51022452), (507, 42367756), (543, 39558844), (556, 38633907), (676, 31775817), (724, 29669133), (834, 25755938), (842, 25511226), (1014, 21183878), (1086, 19779422), (1263, 17007484), (1668, 12877969), (1684, 12755613), (1807, 11887356), (2028, 10591939), (2172, 9889711), (2353, 9128964), (2526, 8503742), (3614, 5943678), (4706, 4564482), (5052, 4251871), (5421, 3962452), (5473, 3924804), (7059, 3042988), (7228, 2971839), (9412, 2282241), (10842, 1981226), (10946, 1962402), (14118, 1521494), (16419, 1308268), (21684, 990613), (21892, 981201), (23491, 914412), (25159, 853788), (28236, 760747), (30589, 702228), (32838, 654134), (46982, 457206), (50318, 426894), (58519, 367068), (61178, 351114), (65676, 327067), (70473, 304804), (71149, 301908), (75477, 284596), (76201, 281892), (91767, 234076), (93964, 228603), (100636, 213447), (117038, 183534), (122356, 175557), (140946, 152402), (142298, 150954)]