21210930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6043}}^1$

素因数の和:6072

約数の個数: 64

約数和(自身を含む): 60923520

約数和(自身を除く): 39712590

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, 6043, 12086, 18129, 30215, 36258, 54387, 60430, 78559, 90645, 108774, 157118, 163161, 181290, 235677, 271935, 326322, 392795, 471354, 543870, 707031, 785590, 815805, 1178385, 1414062, 1631610, 2121093, 2356770, 3535155, 4242186, 7070310, 10605465, 21210930]

約数ペア:

[(1, 21210930), (2, 10605465), (3, 7070310), (5, 4242186), (6, 3535155), (9, 2356770), (10, 2121093), (13, 1631610), (15, 1414062), (18, 1178385), (26, 815805), (27, 785590), (30, 707031), (39, 543870), (45, 471354), (54, 392795), (65, 326322), (78, 271935), (90, 235677), (117, 181290), (130, 163161), (135, 157118), (195, 108774), (234, 90645), (270, 78559), (351, 60430), (390, 54387), (585, 36258), (702, 30215), (1170, 18129), (1755, 12086), (3510, 6043)]