21050875028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{15451}}^1$

素因数の和:15788

約数の個数: 48

約数和(自身を含む): 39250552320

約数和(自身を除く): 18199677292

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 251, 502, 1004, 1357, 2714, 5428, 5773, 11546, 14809, 15451, 23092, 29618, 30902, 59236, 61804, 340607, 355373, 681214, 710746, 911609, 1362428, 1421492, 1823218, 3646436, 3878201, 7756402, 15512804, 20967007, 41934014, 83868028, 89198623, 178397246, 228813859, 356794492, 457627718, 915255436, 5262718757, 10525437514, 21050875028]

約数ペア:

[(1, 21050875028), (2, 10525437514), (4, 5262718757), (23, 915255436), (46, 457627718), (59, 356794492), (92, 228813859), (118, 178397246), (236, 89198623), (251, 83868028), (502, 41934014), (1004, 20967007), (1357, 15512804), (2714, 7756402), (5428, 3878201), (5773, 3646436), (11546, 1823218), (14809, 1421492), (15451, 1362428), (23092, 911609), (29618, 710746), (30902, 681214), (59236, 355373), (61804, 340607)]