21775404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1327

約数の個数: 72

約数和(自身を含む): 61190640

約数和(自身を除く): 39415236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 49, 58, 84, 87, 98, 116, 147, 174, 196, 203, 294, 348, 406, 588, 609, 812, 1218, 1277, 1421, 2436, 2554, 2842, 3831, 4263, 5108, 5684, 7662, 8526, 8939, 15324, 17052, 17878, 26817, 35756, 37033, 53634, 62573, 74066, 107268, 111099, 125146, 148132, 187719, 222198, 250292, 259231, 375438, 444396, 518462, 750876, 777693, 1036924, 1555386, 1814617, 3110772, 3629234, 5443851, 7258468, 10887702, 21775404]

約数ペア:

[(1, 21775404), (2, 10887702), (3, 7258468), (4, 5443851), (6, 3629234), (7, 3110772), (12, 1814617), (14, 1555386), (21, 1036924), (28, 777693), (29, 750876), (42, 518462), (49, 444396), (58, 375438), (84, 259231), (87, 250292), (98, 222198), (116, 187719), (147, 148132), (174, 125146), (196, 111099), (203, 107268), (294, 74066), (348, 62573), (406, 53634), (588, 37033), (609, 35756), (812, 26817), (1218, 17878), (1277, 17052), (1421, 15324), (2436, 8939), (2554, 8526), (2842, 7662), (3831, 5684), (4263, 5108)]