1821873816

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{70879}}^1$

素因数の和:70918

約数の個数: 128

約数和(自身を含む): 6124032000

約数和(自身を除く): 4302158184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 51, 54, 56, 63, 68, 72, 84, 102, 108, 119, 126, 136, 153, 168, 189, 204, 216, 238, 252, 306, 357, 378, 408, 459, 476, 504, 612, 714, 756, 918, 952, 1071, 1224, 1428, 1512, 1836, 2142, 2856, 3213, 3672, 4284, 6426, 8568, 12852, 25704, 70879, 141758, 212637, 283516, 425274, 496153, 567032, 637911, 850548, 992306, 1204943, 1275822, 1488459, 1701096, 1913733, 1984612, 2409886, 2551644, 2976918, 3614829, 3827466, 3969224, 4465377, 4819772, 5103288, 5953836, 7229658, 7654932, 8434601, 8930754, 9639544, 10844487, 11907672, 13396131, 14459316, 15309864, 16869202, 17861508, 21688974, 25303803, 26792262, 28918632, 32533461, 33738404, 35723016, 43377948, 50607606, 53584524, 65066922, 67476808, 75911409, 86755896, 101215212, 107169048, 130133844, 151822818, 202430424, 227734227, 260267688, 303645636, 455468454, 607291272, 910936908, 1821873816]

約数ペア:

[(1, 1821873816), (2, 910936908), (3, 607291272), (4, 455468454), (6, 303645636), (7, 260267688), (8, 227734227), (9, 202430424), (12, 151822818), (14, 130133844), (17, 107169048), (18, 101215212), (21, 86755896), (24, 75911409), (27, 67476808), (28, 65066922), (34, 53584524), (36, 50607606), (42, 43377948), (51, 35723016), (54, 33738404), (56, 32533461), (63, 28918632), (68, 26792262), (72, 25303803), (84, 21688974), (102, 17861508), (108, 16869202), (119, 15309864), (126, 14459316), (136, 13396131), (153, 11907672), (168, 10844487), (189, 9639544), (204, 8930754), (216, 8434601), (238, 7654932), (252, 7229658), (306, 5953836), (357, 5103288), (378, 4819772), (408, 4465377), (459, 3969224), (476, 3827466), (504, 3614829), (612, 2976918), (714, 2551644), (756, 2409886), (918, 1984612), (952, 1913733), (1071, 1701096), (1224, 1488459), (1428, 1275822), (1512, 1204943), (1836, 992306), (2142, 850548), (2856, 637911), (3213, 567032), (3672, 496153), (4284, 425274), (6426, 283516), (8568, 212637), (12852, 141758), (25704, 70879)]