21285915336

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1777}}^1\times {\mathrm{23767}}^1$

素因数の和:25563

約数の個数: 96

約数和(自身を含む): 65924826240

約数和(自身を除く): 44638910904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1777, 3554, 5331, 7108, 10662, 12439, 14216, 15993, 21324, 23767, 24878, 31986, 37317, 42648, 47534, 49756, 63972, 71301, 74634, 95068, 99512, 111951, 127944, 142602, 149268, 166369, 190136, 213903, 223902, 285204, 298536, 332738, 427806, 447804, 499107, 570408, 665476, 855612, 895608, 998214, 1330952, 1497321, 1711224, 1996428, 2994642, 3992856, 5989284, 11978568, 42233959, 84467918, 126701877, 168935836, 253403754, 295637713, 337871672, 380105631, 506807508, 591275426, 760211262, 886913139, 1013615016, 1182550852, 1520422524, 1773826278, 2365101704, 2660739417, 3040845048, 3547652556, 5321478834, 7095305112, 10642957668, 21285915336]

約数ペア:

[(1, 21285915336), (2, 10642957668), (3, 7095305112), (4, 5321478834), (6, 3547652556), (7, 3040845048), (8, 2660739417), (9, 2365101704), (12, 1773826278), (14, 1520422524), (18, 1182550852), (21, 1013615016), (24, 886913139), (28, 760211262), (36, 591275426), (42, 506807508), (56, 380105631), (63, 337871672), (72, 295637713), (84, 253403754), (126, 168935836), (168, 126701877), (252, 84467918), (504, 42233959), (1777, 11978568), (3554, 5989284), (5331, 3992856), (7108, 2994642), (10662, 1996428), (12439, 1711224), (14216, 1497321), (15993, 1330952), (21324, 998214), (23767, 895608), (24878, 855612), (31986, 665476), (37317, 570408), (42648, 499107), (47534, 447804), (49756, 427806), (63972, 332738), (71301, 298536), (74634, 285204), (95068, 223902), (99512, 213903), (111951, 190136), (127944, 166369), (142602, 149268)]