21953064

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{877}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 63216000

約数和(自身を除く): 41262936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 149, 168, 298, 447, 596, 877, 894, 1043, 1192, 1754, 1788, 2086, 2631, 3129, 3508, 3576, 4172, 5262, 6139, 6258, 7016, 8344, 10524, 12278, 12516, 18417, 21048, 24556, 25032, 36834, 49112, 73668, 130673, 147336, 261346, 392019, 522692, 784038, 914711, 1045384, 1568076, 1829422, 2744133, 3136152, 3658844, 5488266, 7317688, 10976532, 21953064]

約数ペア:

[(1, 21953064), (2, 10976532), (3, 7317688), (4, 5488266), (6, 3658844), (7, 3136152), (8, 2744133), (12, 1829422), (14, 1568076), (21, 1045384), (24, 914711), (28, 784038), (42, 522692), (56, 392019), (84, 261346), (149, 147336), (168, 130673), (298, 73668), (447, 49112), (596, 36834), (877, 25032), (894, 24556), (1043, 21048), (1192, 18417), (1754, 12516), (1788, 12278), (2086, 10524), (2631, 8344), (3129, 7016), (3508, 6258), (3576, 6139), (4172, 5262)]