21421167304

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1\times {\mathrm{1129}}^1$

素因数の和:1874

約数の個数: 64

約数和(自身を含む): 41587570800

約数和(自身を除く): 20166403496

約数列:

[1, 2, 4, 8, 53, 73, 106, 146, 212, 292, 424, 584, 613, 1129, 1226, 2258, 2452, 3869, 4516, 4904, 7738, 9032, 15476, 30952, 32489, 44749, 59837, 64978, 82417, 89498, 119674, 129956, 164834, 178996, 239348, 259912, 329668, 357992, 478696, 659336, 692077, 1384154, 2371697, 2768308, 4368101, 4743394, 5536616, 8736202, 9486788, 17472404, 18973576, 34944808, 36680081, 50521621, 73360162, 101043242, 146720324, 202086484, 293440648, 404172968, 2677645913, 5355291826, 10710583652, 21421167304]

約数ペア:

[(1, 21421167304), (2, 10710583652), (4, 5355291826), (8, 2677645913), (53, 404172968), (73, 293440648), (106, 202086484), (146, 146720324), (212, 101043242), (292, 73360162), (424, 50521621), (584, 36680081), (613, 34944808), (1129, 18973576), (1226, 17472404), (2258, 9486788), (2452, 8736202), (3869, 5536616), (4516, 4743394), (4904, 4368101), (7738, 2768308), (9032, 2371697), (15476, 1384154), (30952, 692077), (32489, 659336), (44749, 478696), (59837, 357992), (64978, 329668), (82417, 259912), (89498, 239348), (119674, 178996), (129956, 164834)]