21965014736

素因数分解:

$2^4\times 7^1\times {\mathrm{379}}^1\times {\mathrm{517457}}^1$

素因数の和:517851

約数の個数: 40

約数和(自身を含む): 48765241920

約数和(自身を除く): 26800227184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 379, 758, 1516, 2653, 3032, 5306, 6064, 10612, 21224, 42448, 517457, 1034914, 2069828, 3622199, 4139656, 7244398, 8279312, 14488796, 28977592, 57955184, 196116203, 392232406, 784464812, 1372813421, 1568929624, 2745626842, 3137859248, 5491253684, 10982507368, 21965014736]

約数ペア:

[(1, 21965014736), (2, 10982507368), (4, 5491253684), (7, 3137859248), (8, 2745626842), (14, 1568929624), (16, 1372813421), (28, 784464812), (56, 392232406), (112, 196116203), (379, 57955184), (758, 28977592), (1516, 14488796), (2653, 8279312), (3032, 7244398), (5306, 4139656), (6064, 3622199), (10612, 2069828), (21224, 1034914), (42448, 517457)]