21058524

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:939

約数の個数: 72

約数和(自身を含む): 57526560

約数和(自身を除く): 36468036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 92, 116, 138, 174, 207, 261, 276, 348, 414, 522, 667, 828, 877, 1044, 1334, 1754, 2001, 2631, 2668, 3508, 4002, 5262, 6003, 7893, 8004, 10524, 12006, 15786, 20171, 24012, 25433, 31572, 40342, 50866, 60513, 76299, 80684, 101732, 121026, 152598, 181539, 228897, 242052, 305196, 363078, 457794, 584959, 726156, 915588, 1169918, 1754877, 2339836, 3509754, 5264631, 7019508, 10529262, 21058524]

約数ペア:

[(1, 21058524), (2, 10529262), (3, 7019508), (4, 5264631), (6, 3509754), (9, 2339836), (12, 1754877), (18, 1169918), (23, 915588), (29, 726156), (36, 584959), (46, 457794), (58, 363078), (69, 305196), (87, 242052), (92, 228897), (116, 181539), (138, 152598), (174, 121026), (207, 101732), (261, 80684), (276, 76299), (348, 60513), (414, 50866), (522, 40342), (667, 31572), (828, 25433), (877, 24012), (1044, 20171), (1334, 15786), (1754, 12006), (2001, 10524), (2631, 8004), (2668, 7893), (3508, 6003), (4002, 5262)]