21000228210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5982971}}^1$

素因数の和:5983000

約数の個数: 64

約数和(自身を含む): 60308357760

約数和(自身を除く): 39308129550

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5982971, 11965942, 17948913, 29914855, 35897826, 53846739, 59829710, 77778623, 89744565, 107693478, 155557246, 161540217, 179489130, 233335869, 269233695, 323080434, 388893115, 466671738, 538467390, 700007607, 777786230, 807701085, 1166679345, 1400015214, 1615402170, 2100022821, 2333358690, 3500038035, 4200045642, 7000076070, 10500114105, 21000228210]

約数ペア:

[(1, 21000228210), (2, 10500114105), (3, 7000076070), (5, 4200045642), (6, 3500038035), (9, 2333358690), (10, 2100022821), (13, 1615402170), (15, 1400015214), (18, 1166679345), (26, 807701085), (27, 777786230), (30, 700007607), (39, 538467390), (45, 466671738), (54, 388893115), (65, 323080434), (78, 269233695), (90, 233335869), (117, 179489130), (130, 161540217), (135, 155557246), (195, 107693478), (234, 89744565), (270, 77778623), (351, 59829710), (390, 53846739), (585, 35897826), (702, 29914855), (1170, 17948913), (1755, 11965942), (3510, 5982971)]