21702995965

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^2\times {\mathrm{52697}}^1$

素因数の和:52798

約数の個数: 36

約数和(自身を含む): 31053139668

約数和(自身を除く): 9350143703

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 1681, 2009, 8405, 10045, 11767, 52697, 58835, 82369, 263485, 368879, 411845, 1844395, 2160577, 2582153, 10802885, 12910765, 15124039, 75620195, 88583657, 105868273, 442918285, 529341365, 620085599, 3100427995, 4340599193, 21702995965]

約数ペア:

[(1, 21702995965), (5, 4340599193), (7, 3100427995), (35, 620085599), (41, 529341365), (49, 442918285), (205, 105868273), (245, 88583657), (287, 75620195), (1435, 15124039), (1681, 12910765), (2009, 10802885), (8405, 2582153), (10045, 2160577), (11767, 1844395), (52697, 411845), (58835, 368879), (82369, 263485)]