21913374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 54245376

約数和(自身を除く): 32332002

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 47, 51, 94, 102, 119, 141, 238, 282, 329, 357, 653, 658, 714, 799, 987, 1306, 1598, 1959, 1974, 2397, 3918, 4571, 4794, 5593, 9142, 11101, 11186, 13713, 16779, 22202, 27426, 30691, 33303, 33558, 61382, 66606, 77707, 92073, 155414, 184146, 214837, 233121, 429674, 466242, 521747, 644511, 1043494, 1289022, 1565241, 3130482, 3652229, 7304458, 10956687, 21913374]

約数ペア:

[(1, 21913374), (2, 10956687), (3, 7304458), (6, 3652229), (7, 3130482), (14, 1565241), (17, 1289022), (21, 1043494), (34, 644511), (42, 521747), (47, 466242), (51, 429674), (94, 233121), (102, 214837), (119, 184146), (141, 155414), (238, 92073), (282, 77707), (329, 66606), (357, 61382), (653, 33558), (658, 33303), (714, 30691), (799, 27426), (987, 22202), (1306, 16779), (1598, 13713), (1959, 11186), (1974, 11101), (2397, 9142), (3918, 5593), (4571, 4794)]