21408809808

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{14387641}}^1$

素因数の和:14387683

約数の個数: 40

約数和(自身を含む): 57090163456

約数和(自身を除く): 35681353648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 14387641, 28775282, 43162923, 57550564, 86325846, 115101128, 172651692, 230202256, 345303384, 446016871, 690606768, 892033742, 1338050613, 1784067484, 2676101226, 3568134968, 5352202452, 7136269936, 10704404904, 21408809808]

約数ペア:

[(1, 21408809808), (2, 10704404904), (3, 7136269936), (4, 5352202452), (6, 3568134968), (8, 2676101226), (12, 1784067484), (16, 1338050613), (24, 892033742), (31, 690606768), (48, 446016871), (62, 345303384), (93, 230202256), (124, 172651692), (186, 115101128), (248, 86325846), (372, 57550564), (496, 43162923), (744, 28775282), (1488, 14387641)]