21611030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 47996928

約数和(自身を除く): 26385898

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 433, 434, 713, 805, 866, 1085, 1426, 1610, 2165, 2170, 3031, 3565, 4330, 4991, 6062, 7130, 9959, 9982, 13423, 15155, 19918, 24955, 26846, 30310, 49795, 49910, 67115, 69713, 93961, 99590, 134230, 139426, 187922, 308729, 348565, 469805, 617458, 697130, 939610, 1543645, 2161103, 3087290, 4322206, 10805515, 21611030]

約数ペア:

[(1, 21611030), (2, 10805515), (5, 4322206), (7, 3087290), (10, 2161103), (14, 1543645), (23, 939610), (31, 697130), (35, 617458), (46, 469805), (62, 348565), (70, 308729), (115, 187922), (155, 139426), (161, 134230), (217, 99590), (230, 93961), (310, 69713), (322, 67115), (433, 49910), (434, 49795), (713, 30310), (805, 26846), (866, 24955), (1085, 19918), (1426, 15155), (1610, 13423), (2165, 9982), (2170, 9959), (3031, 7130), (3565, 6062), (4330, 4991)]