21000605790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1187}}^1\times {\mathrm{5839}}^1$

素因数の和:7137

約数の個数: 64

約数和(自身を含む): 50952084480

約数和(自身を除く): 29951478690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1187, 1515, 2374, 3030, 3561, 5839, 5935, 7122, 11678, 11870, 17517, 17805, 29195, 35034, 35610, 58390, 87585, 119887, 175170, 239774, 359661, 589739, 599435, 719322, 1179478, 1198870, 1769217, 1798305, 2948695, 3538434, 3596610, 5897390, 6930893, 8846085, 13861786, 17692170, 20792679, 34654465, 41585358, 69308930, 103963395, 207926790, 700020193, 1400040386, 2100060579, 3500100965, 4200121158, 7000201930, 10500302895, 21000605790]

約数ペア:

[(1, 21000605790), (2, 10500302895), (3, 7000201930), (5, 4200121158), (6, 3500100965), (10, 2100060579), (15, 1400040386), (30, 700020193), (101, 207926790), (202, 103963395), (303, 69308930), (505, 41585358), (606, 34654465), (1010, 20792679), (1187, 17692170), (1515, 13861786), (2374, 8846085), (3030, 6930893), (3561, 5897390), (5839, 3596610), (5935, 3538434), (7122, 2948695), (11678, 1798305), (11870, 1769217), (17517, 1198870), (17805, 1179478), (29195, 719322), (35034, 599435), (35610, 589739), (58390, 359661), (87585, 239774), (119887, 175170)]