21167768188

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{143971}}^1$

素因数の和:144130

約数の個数: 48

約数和(自身を含む): 43537132800

約数和(自身を除く): 22369364612

約数列:

[1, 2, 4, 7, 14, 28, 59, 89, 118, 178, 236, 356, 413, 623, 826, 1246, 1652, 2492, 5251, 10502, 21004, 36757, 73514, 143971, 147028, 287942, 575884, 1007797, 2015594, 4031188, 8494289, 12813419, 16988578, 25626838, 33977156, 51253676, 59460023, 89693933, 118920046, 179387866, 237840092, 358775732, 755991721, 1511983442, 3023966884, 5291942047, 10583884094, 21167768188]

約数ペア:

[(1, 21167768188), (2, 10583884094), (4, 5291942047), (7, 3023966884), (14, 1511983442), (28, 755991721), (59, 358775732), (89, 237840092), (118, 179387866), (178, 118920046), (236, 89693933), (356, 59460023), (413, 51253676), (623, 33977156), (826, 25626838), (1246, 16988578), (1652, 12813419), (2492, 8494289), (5251, 4031188), (10502, 2015594), (21004, 1007797), (36757, 575884), (73514, 287942), (143971, 147028)]