21817363020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{77383}}^1$

素因数の和:77559

約数の個数: 96

約数和(自身を含む): 63234490368

約数和(自身を除く): 41417127348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 127, 148, 185, 222, 254, 370, 381, 444, 508, 555, 635, 740, 762, 1110, 1270, 1524, 1905, 2220, 2540, 3810, 4699, 7620, 9398, 14097, 18796, 23495, 28194, 46990, 56388, 70485, 77383, 93980, 140970, 154766, 232149, 281940, 309532, 386915, 464298, 773830, 928596, 1160745, 1547660, 2321490, 2863171, 4642980, 5726342, 8589513, 9827641, 11452684, 14315855, 17179026, 19655282, 28631710, 29482923, 34358052, 39310564, 42947565, 49138205, 57263420, 58965846, 85895130, 98276410, 117931692, 147414615, 171790260, 196552820, 294829230, 363622717, 589658460, 727245434, 1090868151, 1454490868, 1818113585, 2181736302, 3636227170, 4363472604, 5454340755, 7272454340, 10908681510, 21817363020]

約数ペア:

[(1, 21817363020), (2, 10908681510), (3, 7272454340), (4, 5454340755), (5, 4363472604), (6, 3636227170), (10, 2181736302), (12, 1818113585), (15, 1454490868), (20, 1090868151), (30, 727245434), (37, 589658460), (60, 363622717), (74, 294829230), (111, 196552820), (127, 171790260), (148, 147414615), (185, 117931692), (222, 98276410), (254, 85895130), (370, 58965846), (381, 57263420), (444, 49138205), (508, 42947565), (555, 39310564), (635, 34358052), (740, 29482923), (762, 28631710), (1110, 19655282), (1270, 17179026), (1524, 14315855), (1905, 11452684), (2220, 9827641), (2540, 8589513), (3810, 5726342), (4699, 4642980), (7620, 2863171), (9398, 2321490), (14097, 1547660), (18796, 1160745), (23495, 928596), (28194, 773830), (46990, 464298), (56388, 386915), (70485, 309532), (77383, 281940), (93980, 232149), (140970, 154766)]