2021506564

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4909}}^1$

素因数の和:5129

約数の個数: 72

約数和(自身を含む): 4513743360

約数和(自身を除く): 2492236796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 191, 196, 308, 382, 539, 764, 1078, 1337, 2101, 2156, 2674, 4202, 4909, 5348, 8404, 9359, 9818, 14707, 18718, 19636, 29414, 34363, 37436, 53999, 58828, 68726, 102949, 107998, 137452, 205898, 215996, 240541, 377993, 411796, 481082, 755986, 937619, 962164, 1511972, 1875238, 2645951, 3750476, 5291902, 6563333, 10313809, 10583804, 13126666, 20627618, 26253332, 41255236, 45943331, 72196663, 91886662, 144393326, 183773324, 288786652, 505376641, 1010753282, 2021506564]

約数ペア:

[(1, 2021506564), (2, 1010753282), (4, 505376641), (7, 288786652), (11, 183773324), (14, 144393326), (22, 91886662), (28, 72196663), (44, 45943331), (49, 41255236), (77, 26253332), (98, 20627618), (154, 13126666), (191, 10583804), (196, 10313809), (308, 6563333), (382, 5291902), (539, 3750476), (764, 2645951), (1078, 1875238), (1337, 1511972), (2101, 962164), (2156, 937619), (2674, 755986), (4202, 481082), (4909, 411796), (5348, 377993), (8404, 240541), (9359, 215996), (9818, 205898), (14707, 137452), (18718, 107998), (19636, 102949), (29414, 68726), (34363, 58828), (37436, 53999)]