21123039

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 33997824

約数和(自身を除く): 12874785

約数列:

[1, 3, 7, 21, 23, 69, 101, 161, 303, 433, 483, 707, 1299, 2121, 2323, 3031, 6969, 9093, 9959, 16261, 29877, 43733, 48783, 69713, 131199, 209139, 306131, 918393, 1005859, 3017577, 7041013, 21123039]

約数ペア:

[(1, 21123039), (3, 7041013), (7, 3017577), (21, 1005859), (23, 918393), (69, 306131), (101, 209139), (161, 131199), (303, 69713), (433, 48783), (483, 43733), (707, 29877), (1299, 16261), (2121, 9959), (2323, 9093), (3031, 6969)]