21938670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1103}}^1$

素因数の和:1146

約数の個数: 96

約数和(自身を含む): 65100672

約数和(自身を除く): 43162002

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1103, 1105, 1170, 1326, 1530, 1989, 2206, 2210, 3309, 3315, 3978, 5515, 6618, 6630, 9927, 9945, 11030, 14339, 16545, 18751, 19854, 19890, 28678, 33090, 37502, 43017, 49635, 56253, 71695, 86034, 93755, 99270, 112506, 129051, 143390, 168759, 187510, 215085, 243763, 258102, 281265, 337518, 430170, 487526, 562530, 645255, 731289, 843795, 1218815, 1290510, 1462578, 1687590, 2193867, 2437630, 3656445, 4387734, 7312890, 10969335, 21938670]

約数ペア:

[(1, 21938670), (2, 10969335), (3, 7312890), (5, 4387734), (6, 3656445), (9, 2437630), (10, 2193867), (13, 1687590), (15, 1462578), (17, 1290510), (18, 1218815), (26, 843795), (30, 731289), (34, 645255), (39, 562530), (45, 487526), (51, 430170), (65, 337518), (78, 281265), (85, 258102), (90, 243763), (102, 215085), (117, 187510), (130, 168759), (153, 143390), (170, 129051), (195, 112506), (221, 99270), (234, 93755), (255, 86034), (306, 71695), (390, 56253), (442, 49635), (510, 43017), (585, 37502), (663, 33090), (765, 28678), (1103, 19890), (1105, 19854), (1170, 18751), (1326, 16545), (1530, 14339), (1989, 11030), (2206, 9945), (2210, 9927), (3309, 6630), (3315, 6618), (3978, 5515)]