21498330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4491

約数の個数: 64

約数和(自身を含む): 61544448

約数和(自身を除く): 40046118

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4451, 4830, 8902, 13353, 22255, 26706, 31157, 44510, 62314, 66765, 93471, 102373, 133530, 155785, 186942, 204746, 307119, 311570, 467355, 511865, 614238, 716611, 934710, 1023730, 1433222, 1535595, 2149833, 3071190, 3583055, 4299666, 7166110, 10749165, 21498330]

約数ペア:

[(1, 21498330), (2, 10749165), (3, 7166110), (5, 4299666), (6, 3583055), (7, 3071190), (10, 2149833), (14, 1535595), (15, 1433222), (21, 1023730), (23, 934710), (30, 716611), (35, 614238), (42, 511865), (46, 467355), (69, 311570), (70, 307119), (105, 204746), (115, 186942), (138, 155785), (161, 133530), (210, 102373), (230, 93471), (322, 66765), (345, 62314), (483, 44510), (690, 31157), (805, 26706), (966, 22255), (1610, 13353), (2415, 8902), (4451, 4830)]