21464514

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{3581}}^1$

素因数の和:3632

約数の個数: 40

約数和(自身を含む): 49410108

約数和(自身を除く): 27945594

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 3581, 5994, 7162, 10743, 21486, 32229, 64458, 96687, 132497, 193374, 264994, 290061, 397491, 580122, 794982, 1192473, 2384946, 3577419, 7154838, 10732257, 21464514]

約数ペア:

[(1, 21464514), (2, 10732257), (3, 7154838), (6, 3577419), (9, 2384946), (18, 1192473), (27, 794982), (37, 580122), (54, 397491), (74, 290061), (81, 264994), (111, 193374), (162, 132497), (222, 96687), (333, 64458), (666, 32229), (999, 21486), (1998, 10743), (2997, 7162), (3581, 5994)]