21697566

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 47506176

約数和(自身を除く): 25808610

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 521, 631, 1042, 1262, 1563, 1893, 3126, 3786, 5731, 6941, 11462, 13882, 17193, 20823, 34386, 41646, 328751, 657502, 986253, 1972506, 3616261, 7232522, 10848783, 21697566]

約数ペア:

[(1, 21697566), (2, 10848783), (3, 7232522), (6, 3616261), (11, 1972506), (22, 986253), (33, 657502), (66, 328751), (521, 41646), (631, 34386), (1042, 20823), (1262, 17193), (1563, 13882), (1893, 11462), (3126, 6941), (3786, 5731)]