21543102

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4621}}^1$

素因数の和:4673

約数の個数: 48

約数和(自身を含む): 54798432

約数和(自身を除く): 33255330

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4621, 4662, 9242, 13863, 27726, 32347, 41589, 64694, 83178, 97041, 170977, 194082, 291123, 341954, 512931, 582246, 1025862, 1196839, 1538793, 2393678, 3077586, 3590517, 7181034, 10771551, 21543102]

約数ペア:

[(1, 21543102), (2, 10771551), (3, 7181034), (6, 3590517), (7, 3077586), (9, 2393678), (14, 1538793), (18, 1196839), (21, 1025862), (37, 582246), (42, 512931), (63, 341954), (74, 291123), (111, 194082), (126, 170977), (222, 97041), (259, 83178), (333, 64694), (518, 41589), (666, 32347), (777, 27726), (1554, 13863), (2331, 9242), (4621, 4662)]