21137354

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 37604736

約数和(自身を除く): 16467382

約数列:

[1, 2, 7, 14, 53, 61, 106, 122, 371, 427, 467, 742, 854, 934, 3233, 3269, 6466, 6538, 22631, 24751, 28487, 45262, 49502, 56974, 173257, 199409, 346514, 398818, 1509811, 3019622, 10568677, 21137354]

約数ペア:

[(1, 21137354), (2, 10568677), (7, 3019622), (14, 1509811), (53, 398818), (61, 346514), (106, 199409), (122, 173257), (371, 56974), (427, 49502), (467, 45262), (742, 28487), (854, 24751), (934, 22631), (3233, 6538), (3269, 6466)]