21326130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33851}}^1$

素因数の和:33871

約数の個数: 48

約数和(自身を含む): 63370944

約数和(自身を除く): 42044814

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, 33851, 67702, 101553, 169255, 203106, 236957, 304659, 338510, 473914, 507765, 609318, 710871, 1015530, 1184785, 1421742, 1523295, 2132613, 2369570, 3046590, 3554355, 4265226, 7108710, 10663065, 21326130]

約数ペア:

[(1, 21326130), (2, 10663065), (3, 7108710), (5, 4265226), (6, 3554355), (7, 3046590), (9, 2369570), (10, 2132613), (14, 1523295), (15, 1421742), (18, 1184785), (21, 1015530), (30, 710871), (35, 609318), (42, 507765), (45, 473914), (63, 338510), (70, 304659), (90, 236957), (105, 203106), (126, 169255), (210, 101553), (315, 67702), (630, 33851)]