21739770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1093}}^1$

素因数の和:1136

約数の個数: 96

約数和(自身を含む): 64510992

約数和(自身を除く): 42771222

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1093, 1105, 1170, 1326, 1530, 1989, 2186, 2210, 3279, 3315, 3978, 5465, 6558, 6630, 9837, 9945, 10930, 14209, 16395, 18581, 19674, 19890, 28418, 32790, 37162, 42627, 49185, 55743, 71045, 85254, 92905, 98370, 111486, 127881, 142090, 167229, 185810, 213135, 241553, 255762, 278715, 334458, 426270, 483106, 557430, 639405, 724659, 836145, 1207765, 1278810, 1449318, 1672290, 2173977, 2415530, 3623295, 4347954, 7246590, 10869885, 21739770]

約数ペア:

[(1, 21739770), (2, 10869885), (3, 7246590), (5, 4347954), (6, 3623295), (9, 2415530), (10, 2173977), (13, 1672290), (15, 1449318), (17, 1278810), (18, 1207765), (26, 836145), (30, 724659), (34, 639405), (39, 557430), (45, 483106), (51, 426270), (65, 334458), (78, 278715), (85, 255762), (90, 241553), (102, 213135), (117, 185810), (130, 167229), (153, 142090), (170, 127881), (195, 111486), (221, 98370), (234, 92905), (255, 85254), (306, 71045), (390, 55743), (442, 49185), (510, 42627), (585, 37162), (663, 32790), (765, 28418), (1093, 19890), (1105, 19674), (1170, 18581), (1326, 16395), (1530, 14209), (1989, 10930), (2186, 9945), (2210, 9837), (3279, 6630), (3315, 6558), (3978, 5465)]