21908172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{751}}^1$

素因数の和:799

約数の個数: 96

約数和(自身を含む): 63673344

約数和(自身を除く): 41765172

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 17, 22, 26, 33, 34, 39, 44, 51, 52, 66, 68, 78, 102, 132, 143, 156, 187, 204, 221, 286, 374, 429, 442, 561, 572, 663, 748, 751, 858, 884, 1122, 1326, 1502, 1716, 2244, 2253, 2431, 2652, 3004, 4506, 4862, 7293, 8261, 9012, 9724, 9763, 12767, 14586, 16522, 19526, 24783, 25534, 29172, 29289, 33044, 38301, 39052, 49566, 51068, 58578, 76602, 99132, 107393, 117156, 140437, 153204, 165971, 214786, 280874, 322179, 331942, 421311, 429572, 497913, 561748, 644358, 663884, 842622, 995826, 1288716, 1685244, 1825681, 1991652, 3651362, 5477043, 7302724, 10954086, 21908172]

約数ペア:

[(1, 21908172), (2, 10954086), (3, 7302724), (4, 5477043), (6, 3651362), (11, 1991652), (12, 1825681), (13, 1685244), (17, 1288716), (22, 995826), (26, 842622), (33, 663884), (34, 644358), (39, 561748), (44, 497913), (51, 429572), (52, 421311), (66, 331942), (68, 322179), (78, 280874), (102, 214786), (132, 165971), (143, 153204), (156, 140437), (187, 117156), (204, 107393), (221, 99132), (286, 76602), (374, 58578), (429, 51068), (442, 49566), (561, 39052), (572, 38301), (663, 33044), (748, 29289), (751, 29172), (858, 25534), (884, 24783), (1122, 19526), (1326, 16522), (1502, 14586), (1716, 12767), (2244, 9763), (2253, 9724), (2431, 9012), (2652, 8261), (3004, 7293), (4506, 4862)]