21665592

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 64209600

約数和(自身を除く): 42544008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 79, 104, 117, 156, 158, 234, 237, 293, 312, 316, 468, 474, 586, 632, 711, 879, 936, 948, 1027, 1172, 1422, 1758, 1896, 2054, 2344, 2637, 2844, 3081, 3516, 3809, 4108, 5274, 5688, 6162, 7032, 7618, 8216, 9243, 10548, 11427, 12324, 15236, 18486, 21096, 22854, 23147, 24648, 30472, 34281, 36972, 45708, 46294, 68562, 69441, 73944, 91416, 92588, 137124, 138882, 185176, 208323, 274248, 277764, 300911, 416646, 555528, 601822, 833292, 902733, 1203644, 1666584, 1805466, 2407288, 2708199, 3610932, 5416398, 7221864, 10832796, 21665592]

約数ペア:

[(1, 21665592), (2, 10832796), (3, 7221864), (4, 5416398), (6, 3610932), (8, 2708199), (9, 2407288), (12, 1805466), (13, 1666584), (18, 1203644), (24, 902733), (26, 833292), (36, 601822), (39, 555528), (52, 416646), (72, 300911), (78, 277764), (79, 274248), (104, 208323), (117, 185176), (156, 138882), (158, 137124), (234, 92588), (237, 91416), (293, 73944), (312, 69441), (316, 68562), (468, 46294), (474, 45708), (586, 36972), (632, 34281), (711, 30472), (879, 24648), (936, 23147), (948, 22854), (1027, 21096), (1172, 18486), (1422, 15236), (1758, 12324), (1896, 11427), (2054, 10548), (2344, 9243), (2637, 8216), (2844, 7618), (3081, 7032), (3516, 6162), (3809, 5688), (4108, 5274)]