21570297970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{11279}}^1$

素因数の和:11659

約数の個数: 64

約数和(自身を含む): 42843064320

約数和(自身を除く): 21272766350

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 313, 470, 611, 626, 1222, 1565, 3055, 3130, 4069, 6110, 8138, 11279, 14711, 20345, 22558, 29422, 40690, 56395, 73555, 112790, 146627, 147110, 191243, 293254, 382486, 530113, 733135, 956215, 1060226, 1466270, 1912430, 2650565, 3530327, 5301130, 6891469, 7060654, 13782938, 17651635, 34457345, 35303270, 45894251, 68914690, 91788502, 165925369, 229471255, 331850738, 458942510, 829626845, 1659253690, 2157029797, 4314059594, 10785148985, 21570297970]

約数ペア:

[(1, 21570297970), (2, 10785148985), (5, 4314059594), (10, 2157029797), (13, 1659253690), (26, 829626845), (47, 458942510), (65, 331850738), (94, 229471255), (130, 165925369), (235, 91788502), (313, 68914690), (470, 45894251), (611, 35303270), (626, 34457345), (1222, 17651635), (1565, 13782938), (3055, 7060654), (3130, 6891469), (4069, 5301130), (6110, 3530327), (8138, 2650565), (11279, 1912430), (14711, 1466270), (20345, 1060226), (22558, 956215), (29422, 733135), (40690, 530113), (56395, 382486), (73555, 293254), (112790, 191243), (146627, 147110)]