21573626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 14049094

約数列:

[1, 2, 19, 38, 41, 61, 82, 122, 227, 454, 779, 1159, 1558, 2318, 2501, 4313, 5002, 8626, 9307, 13847, 18614, 27694, 47519, 95038, 176833, 263093, 353666, 526186, 567727, 1135454, 10786813, 21573626]

約数ペア:

[(1, 21573626), (2, 10786813), (19, 1135454), (38, 567727), (41, 526186), (61, 353666), (82, 263093), (122, 176833), (227, 95038), (454, 47519), (779, 27694), (1159, 18614), (1558, 13847), (2318, 9307), (2501, 8626), (4313, 5002)]