21936375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 96

約数和(自身を含む): 44388864

約数和(自身を除く): 22452489

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 37, 45, 51, 75, 85, 93, 111, 125, 153, 155, 185, 225, 255, 279, 333, 375, 425, 465, 527, 555, 629, 765, 775, 925, 1125, 1147, 1275, 1395, 1581, 1665, 1887, 2125, 2325, 2635, 2775, 3145, 3441, 3825, 3875, 4625, 4743, 5661, 5735, 6375, 6975, 7905, 8325, 9435, 10323, 11625, 13175, 13875, 15725, 17205, 19125, 19499, 23715, 28305, 28675, 34875, 39525, 41625, 47175, 51615, 58497, 65875, 78625, 86025, 97495, 118575, 141525, 143375, 175491, 197625, 235875, 258075, 292485, 430125, 487475, 592875, 707625, 877455, 1290375, 1462425, 2437375, 4387275, 7312125, 21936375]

約数ペア:

[(1, 21936375), (3, 7312125), (5, 4387275), (9, 2437375), (15, 1462425), (17, 1290375), (25, 877455), (31, 707625), (37, 592875), (45, 487475), (51, 430125), (75, 292485), (85, 258075), (93, 235875), (111, 197625), (125, 175491), (153, 143375), (155, 141525), (185, 118575), (225, 97495), (255, 86025), (279, 78625), (333, 65875), (375, 58497), (425, 51615), (465, 47175), (527, 41625), (555, 39525), (629, 34875), (765, 28675), (775, 28305), (925, 23715), (1125, 19499), (1147, 19125), (1275, 17205), (1395, 15725), (1581, 13875), (1665, 13175), (1887, 11625), (2125, 10323), (2325, 9435), (2635, 8325), (2775, 7905), (3145, 6975), (3441, 6375), (3825, 5735), (3875, 5661), (4625, 4743)]