21351847

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{503}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 24820992

約数和(自身を除く): 3469145

約数列:

[1, 11, 17, 187, 227, 503, 2497, 3859, 5533, 8551, 42449, 94061, 114181, 1255991, 1941077, 21351847]

約数ペア:

[(1, 21351847), (11, 1941077), (17, 1255991), (187, 114181), (227, 94061), (503, 42449), (2497, 8551), (3859, 5533)]