21565103636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1\times {\mathrm{3361}}^1$

素因数の和:4140

約数の個数: 48

約数和(自身を含む): 40292278992

約数和(自身を除く): 18727175356

約数列:

[1, 2, 4, 17, 34, 68, 157, 314, 601, 628, 1202, 2404, 2669, 3361, 5338, 6722, 10217, 10676, 13444, 20434, 40868, 57137, 94357, 114274, 188714, 228548, 377428, 527677, 1055354, 1604069, 2019961, 2110708, 3208138, 4039922, 6416276, 8079844, 8970509, 17941018, 34339337, 35882036, 68678674, 137357348, 317133877, 634267754, 1268535508, 5391275909, 10782551818, 21565103636]

約数ペア:

[(1, 21565103636), (2, 10782551818), (4, 5391275909), (17, 1268535508), (34, 634267754), (68, 317133877), (157, 137357348), (314, 68678674), (601, 35882036), (628, 34339337), (1202, 17941018), (2404, 8970509), (2669, 8079844), (3361, 6416276), (5338, 4039922), (6722, 3208138), (10217, 2110708), (10676, 2019961), (13444, 1604069), (20434, 1055354), (40868, 527677), (57137, 377428), (94357, 228548), (114274, 188714)]