20951742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2237}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 48125952

約数和(自身を除く): 27174210

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 223, 446, 669, 1338, 1561, 2237, 3122, 4474, 4683, 6711, 9366, 13422, 15659, 31318, 46977, 93954, 498851, 997702, 1496553, 2993106, 3491957, 6983914, 10475871, 20951742]

約数ペア:

[(1, 20951742), (2, 10475871), (3, 6983914), (6, 3491957), (7, 2993106), (14, 1496553), (21, 997702), (42, 498851), (223, 93954), (446, 46977), (669, 31318), (1338, 15659), (1561, 13422), (2237, 9366), (3122, 6711), (4474, 4683)]