21312270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33829}}^1$

素因数の和:33849

約数の個数: 48

約数和(自身を含む): 63329760

約数和(自身を除く): 42017490

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, 33829, 67658, 101487, 169145, 202974, 236803, 304461, 338290, 473606, 507435, 608922, 710409, 1014870, 1184015, 1420818, 1522305, 2131227, 2368030, 3044610, 3552045, 4262454, 7104090, 10656135, 21312270]

約数ペア:

[(1, 21312270), (2, 10656135), (3, 7104090), (5, 4262454), (6, 3552045), (7, 3044610), (9, 2368030), (10, 2131227), (14, 1522305), (15, 1420818), (18, 1184015), (21, 1014870), (30, 710409), (35, 608922), (42, 507435), (45, 473606), (63, 338290), (70, 304461), (90, 236803), (105, 202974), (126, 169145), (210, 101487), (315, 67658), (630, 33829)]