21311010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33827}}^1$

素因数の和:33847

約数の個数: 48

約数和(自身を含む): 63326016

約数和(自身を除く): 42015006

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, 33827, 67654, 101481, 169135, 202962, 236789, 304443, 338270, 473578, 507405, 608886, 710367, 1014810, 1183945, 1420734, 1522215, 2131101, 2367890, 3044430, 3551835, 4262202, 7103670, 10655505, 21311010]

約数ペア:

[(1, 21311010), (2, 10655505), (3, 7103670), (5, 4262202), (6, 3551835), (7, 3044430), (9, 2367890), (10, 2131101), (14, 1522215), (15, 1420734), (18, 1183945), (21, 1014810), (30, 710367), (35, 608886), (42, 507405), (45, 473578), (63, 338270), (70, 304443), (90, 236789), (105, 202962), (126, 169135), (210, 101481), (315, 67654), (630, 33827)]