21753446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3307}}^1$

素因数の和:3356

約数の個数: 32

約数和(自身を含む): 40013568

約数和(自身を除く): 18260122

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3289, 3307, 6578, 6614, 36377, 42991, 72754, 76061, 85982, 152122, 472901, 836671, 945802, 988793, 1673342, 1977586, 10876723, 21753446]

約数ペア:

[(1, 21753446), (2, 10876723), (11, 1977586), (13, 1673342), (22, 988793), (23, 945802), (26, 836671), (46, 472901), (143, 152122), (253, 85982), (286, 76061), (299, 72754), (506, 42991), (598, 36377), (3289, 6614), (3307, 6578)]