21809424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5024

約数の個数: 80

約数和(自身を含む): 69356672

約数和(自身を除く): 47547248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4993, 9986, 14979, 19972, 29958, 34951, 39944, 59916, 64909, 69902, 79888, 104853, 119832, 129818, 139804, 194727, 209706, 239664, 259636, 279608, 389454, 419412, 454363, 519272, 559216, 778908, 838824, 908726, 1038544, 1363089, 1557816, 1677648, 1817452, 2726178, 3115632, 3634904, 5452356, 7269808, 10904712, 21809424]

約数ペア:

[(1, 21809424), (2, 10904712), (3, 7269808), (4, 5452356), (6, 3634904), (7, 3115632), (8, 2726178), (12, 1817452), (13, 1677648), (14, 1557816), (16, 1363089), (21, 1038544), (24, 908726), (26, 838824), (28, 778908), (39, 559216), (42, 519272), (48, 454363), (52, 419412), (56, 389454), (78, 279608), (84, 259636), (91, 239664), (104, 209706), (112, 194727), (156, 139804), (168, 129818), (182, 119832), (208, 104853), (273, 79888), (312, 69902), (336, 64909), (364, 59916), (546, 39944), (624, 34951), (728, 29958), (1092, 19972), (1456, 14979), (2184, 9986), (4368, 4993)]