2021165930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{4217}}^1$

素因数の和:4439

約数の個数: 64

約数和(自身を含む): 4285757952

約数和(自身を除く): 2264592022

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 167, 205, 287, 334, 410, 574, 835, 1169, 1435, 1670, 2338, 2870, 4217, 5845, 6847, 8434, 11690, 13694, 21085, 29519, 34235, 42170, 47929, 59038, 68470, 95858, 147595, 172897, 239645, 295190, 345794, 479290, 704239, 864485, 1210279, 1408478, 1728970, 2420558, 3521195, 4929673, 6051395, 7042390, 9859346, 12102790, 24648365, 28873799, 49296730, 57747598, 144368995, 202116593, 288737990, 404233186, 1010582965, 2021165930]

約数ペア:

[(1, 2021165930), (2, 1010582965), (5, 404233186), (7, 288737990), (10, 202116593), (14, 144368995), (35, 57747598), (41, 49296730), (70, 28873799), (82, 24648365), (167, 12102790), (205, 9859346), (287, 7042390), (334, 6051395), (410, 4929673), (574, 3521195), (835, 2420558), (1169, 1728970), (1435, 1408478), (1670, 1210279), (2338, 864485), (2870, 704239), (4217, 479290), (5845, 345794), (6847, 295190), (8434, 239645), (11690, 172897), (13694, 147595), (21085, 95858), (29519, 68470), (34235, 59038), (42170, 47929)]