21966780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 68076288

約数和(自身を除く): 46109508

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 83, 110, 132, 165, 166, 220, 249, 330, 332, 401, 415, 498, 660, 802, 830, 913, 996, 1203, 1245, 1604, 1660, 1826, 2005, 2406, 2490, 2739, 3652, 4010, 4411, 4565, 4812, 4980, 5478, 6015, 8020, 8822, 9130, 10956, 12030, 13233, 13695, 17644, 18260, 22055, 24060, 26466, 27390, 33283, 44110, 52932, 54780, 66165, 66566, 88220, 99849, 132330, 133132, 166415, 199698, 264660, 332830, 366113, 399396, 499245, 665660, 732226, 998490, 1098339, 1464452, 1830565, 1996980, 2196678, 3661130, 4393356, 5491695, 7322260, 10983390, 21966780]

約数ペア:

[(1, 21966780), (2, 10983390), (3, 7322260), (4, 5491695), (5, 4393356), (6, 3661130), (10, 2196678), (11, 1996980), (12, 1830565), (15, 1464452), (20, 1098339), (22, 998490), (30, 732226), (33, 665660), (44, 499245), (55, 399396), (60, 366113), (66, 332830), (83, 264660), (110, 199698), (132, 166415), (165, 133132), (166, 132330), (220, 99849), (249, 88220), (330, 66566), (332, 66165), (401, 54780), (415, 52932), (498, 44110), (660, 33283), (802, 27390), (830, 26466), (913, 24060), (996, 22055), (1203, 18260), (1245, 17644), (1604, 13695), (1660, 13233), (1826, 12030), (2005, 10956), (2406, 9130), (2490, 8822), (2739, 8020), (3652, 6015), (4010, 5478), (4411, 4980), (4565, 4812)]