21096810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33487}}^1$

素因数の和:33507

約数の個数: 48

約数和(自身を含む): 62689536

約数和(自身を除く): 41592726

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33487, 66974, 100461, 167435, 200922, 234409, 301383, 334870, 468818, 502305, 602766, 703227, 1004610, 1172045, 1406454, 1506915, 2109681, 2344090, 3013830, 3516135, 4219362, 7032270, 10548405, 21096810]

約数ペア:

[(1, 21096810), (2, 10548405), (3, 7032270), (5, 4219362), (6, 3516135), (7, 3013830), (9, 2344090), (10, 2109681), (14, 1506915), (15, 1406454), (18, 1172045), (21, 1004610), (30, 703227), (35, 602766), (42, 502305), (45, 468818), (63, 334870), (70, 301383), (90, 234409), (105, 200922), (126, 167435), (210, 100461), (315, 66974), (630, 33487)]