21313182

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1005

約数の個数: 48

約数和(自身を含む): 48416256

約数和(自身を除く): 27103074

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 947, 1023, 1894, 2046, 2841, 3751, 5682, 7502, 10417, 11253, 20834, 22506, 29357, 31251, 58714, 62502, 88071, 114587, 176142, 229174, 322927, 343761, 645854, 687522, 968781, 1937562, 3552197, 7104394, 10656591, 21313182]

約数ペア:

[(1, 21313182), (2, 10656591), (3, 7104394), (6, 3552197), (11, 1937562), (22, 968781), (31, 687522), (33, 645854), (62, 343761), (66, 322927), (93, 229174), (121, 176142), (186, 114587), (242, 88071), (341, 62502), (363, 58714), (682, 31251), (726, 29357), (947, 22506), (1023, 20834), (1894, 11253), (2046, 10417), (2841, 7502), (3751, 5682)]