21310125648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2045903}}^1$

素因数の和:2045952

約数の個数: 80

約数和(自身を含む): 64945176576

約数和(自身を除く): 43635050928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 2045903, 4091806, 6137709, 8183612, 12275418, 14321321, 16367224, 24550836, 28642642, 32734448, 42963963, 49101672, 57285284, 63422993, 85927926, 98203344, 114570568, 126845986, 171855852, 190268979, 229141136, 253691972, 343711704, 380537958, 443960951, 507383944, 687423408, 761075916, 887921902, 1014767888, 1331882853, 1522151832, 1775843804, 2663765706, 3044303664, 3551687608, 5327531412, 7103375216, 10655062824, 21310125648]

約数ペア:

[(1, 21310125648), (2, 10655062824), (3, 7103375216), (4, 5327531412), (6, 3551687608), (7, 3044303664), (8, 2663765706), (12, 1775843804), (14, 1522151832), (16, 1331882853), (21, 1014767888), (24, 887921902), (28, 761075916), (31, 687423408), (42, 507383944), (48, 443960951), (56, 380537958), (62, 343711704), (84, 253691972), (93, 229141136), (112, 190268979), (124, 171855852), (168, 126845986), (186, 114570568), (217, 98203344), (248, 85927926), (336, 63422993), (372, 57285284), (434, 49101672), (496, 42963963), (651, 32734448), (744, 28642642), (868, 24550836), (1302, 16367224), (1488, 14321321), (1736, 12275418), (2604, 8183612), (3472, 6137709), (5208, 4091806), (10416, 2045903)]