21330204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6863}}^1$

素因数の和:6914

約数の個数: 48

約数和(自身を含む): 58426368

約数和(自身を除く): 37096164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 6863, 13726, 20589, 27452, 41178, 48041, 82356, 96082, 144123, 192164, 253931, 288246, 507862, 576492, 761793, 1015724, 1523586, 1777517, 3047172, 3555034, 5332551, 7110068, 10665102, 21330204]

約数ペア:

[(1, 21330204), (2, 10665102), (3, 7110068), (4, 5332551), (6, 3555034), (7, 3047172), (12, 1777517), (14, 1523586), (21, 1015724), (28, 761793), (37, 576492), (42, 507862), (74, 288246), (84, 253931), (111, 192164), (148, 144123), (222, 96082), (259, 82356), (444, 48041), (518, 41178), (777, 27452), (1036, 20589), (1554, 13726), (3108, 6863)]