21473997601

素因数分解:

$7^3\times {\mathrm{113}}^2\times {\mathrm{4903}}^1$

素因数の和:5150

約数の個数: 24

約数和(自身を含む): 25271292800

約数和(自身を除く): 3797295199

約数列:

[1, 7, 49, 113, 343, 791, 4903, 5537, 12769, 34321, 38759, 89383, 240247, 554039, 625681, 1681729, 3878273, 4379767, 27147911, 62606407, 190035377, 438244849, 3067713943, 21473997601]

約数ペア:

[(1, 21473997601), (7, 3067713943), (49, 438244849), (113, 190035377), (343, 62606407), (791, 27147911), (4903, 4379767), (5537, 3878273), (12769, 1681729), (34321, 625681), (38759, 554039), (89383, 240247)]