21366100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 53621568

約数和(自身を除く): 32255468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 233, 262, 350, 466, 524, 655, 700, 917, 932, 1165, 1310, 1631, 1834, 2330, 2620, 3262, 3275, 3668, 4585, 4660, 5825, 6524, 6550, 8155, 9170, 11650, 13100, 16310, 18340, 22925, 23300, 30523, 32620, 40775, 45850, 61046, 81550, 91700, 122092, 152615, 163100, 213661, 305230, 427322, 610460, 763075, 854644, 1068305, 1526150, 2136610, 3052300, 4273220, 5341525, 10683050, 21366100]

約数ペア:

[(1, 21366100), (2, 10683050), (4, 5341525), (5, 4273220), (7, 3052300), (10, 2136610), (14, 1526150), (20, 1068305), (25, 854644), (28, 763075), (35, 610460), (50, 427322), (70, 305230), (100, 213661), (131, 163100), (140, 152615), (175, 122092), (233, 91700), (262, 81550), (350, 61046), (466, 45850), (524, 40775), (655, 32620), (700, 30523), (917, 23300), (932, 22925), (1165, 18340), (1310, 16310), (1631, 13100), (1834, 11650), (2330, 9170), (2620, 8155), (3262, 6550), (3275, 6524), (3668, 5825), (4585, 4660)]