8521842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 20966400

約数和(自身を除く): 12444558

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 59, 114, 118, 133, 177, 181, 266, 354, 362, 399, 413, 543, 798, 826, 1086, 1121, 1239, 1267, 2242, 2478, 2534, 3363, 3439, 3801, 6726, 6878, 7602, 7847, 10317, 10679, 15694, 20634, 21358, 23541, 24073, 32037, 47082, 48146, 64074, 72219, 74753, 144438, 149506, 202901, 224259, 405802, 448518, 608703, 1217406, 1420307, 2840614, 4260921, 8521842]

約数ペア:

[(1, 8521842), (2, 4260921), (3, 2840614), (6, 1420307), (7, 1217406), (14, 608703), (19, 448518), (21, 405802), (38, 224259), (42, 202901), (57, 149506), (59, 144438), (114, 74753), (118, 72219), (133, 64074), (177, 48146), (181, 47082), (266, 32037), (354, 24073), (362, 23541), (399, 21358), (413, 20634), (543, 15694), (798, 10679), (826, 10317), (1086, 7847), (1121, 7602), (1239, 6878), (1267, 6726), (2242, 3801), (2478, 3439), (2534, 3363)]