21099687064

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1\times {\mathrm{3847}}^1$

素因数の和:4432

約数の個数: 64

約数和(自身を含む): 41890867200

約数和(自身を除く): 20791180136

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 116, 188, 232, 376, 503, 1006, 1363, 2012, 2726, 3847, 4024, 5452, 7694, 10904, 14587, 15388, 23641, 29174, 30776, 47282, 58348, 94564, 111563, 116696, 180809, 189128, 223126, 361618, 446252, 685589, 723236, 892504, 1371178, 1446472, 1935041, 2742356, 3870082, 5243461, 5484712, 7740164, 10486922, 15480328, 20973844, 41947688, 56116189, 90946927, 112232378, 181893854, 224464756, 363787708, 448929512, 727575416, 2637460883, 5274921766, 10549843532, 21099687064]

約数ペア:

[(1, 21099687064), (2, 10549843532), (4, 5274921766), (8, 2637460883), (29, 727575416), (47, 448929512), (58, 363787708), (94, 224464756), (116, 181893854), (188, 112232378), (232, 90946927), (376, 56116189), (503, 41947688), (1006, 20973844), (1363, 15480328), (2012, 10486922), (2726, 7740164), (3847, 5484712), (4024, 5243461), (5452, 3870082), (7694, 2742356), (10904, 1935041), (14587, 1446472), (15388, 1371178), (23641, 892504), (29174, 723236), (30776, 685589), (47282, 446252), (58348, 361618), (94564, 223126), (111563, 189128), (116696, 180809)]