21628266

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^3$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 49131264

約数和(自身を除く): 27502998

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 961, 1023, 1922, 2046, 2883, 3751, 5766, 7502, 10571, 11253, 21142, 22506, 29791, 31713, 59582, 63426, 89373, 116281, 178746, 232562, 327701, 348843, 655402, 697686, 983103, 1966206, 3604711, 7209422, 10814133, 21628266]

約数ペア:

[(1, 21628266), (2, 10814133), (3, 7209422), (6, 3604711), (11, 1966206), (22, 983103), (31, 697686), (33, 655402), (62, 348843), (66, 327701), (93, 232562), (121, 178746), (186, 116281), (242, 89373), (341, 63426), (363, 59582), (682, 31713), (726, 29791), (961, 22506), (1023, 21142), (1922, 11253), (2046, 10571), (2883, 7502), (3751, 5766)]