21558224842

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:596

約数の個数: 128

約数和(自身を含む): 42333290496

約数和(自身を除く): 20775065654

約数列:

[1, 2, 7, 11, 14, 22, 41, 61, 77, 82, 122, 154, 223, 251, 287, 427, 446, 451, 502, 574, 671, 854, 902, 1342, 1561, 1757, 2453, 2501, 2761, 3122, 3157, 3514, 4697, 4906, 5002, 5522, 6314, 9143, 9394, 10291, 13603, 15311, 17171, 17507, 18286, 19327, 20582, 27206, 27511, 30622, 34342, 35014, 38654, 55022, 55973, 64001, 72037, 95221, 100573, 107177, 111946, 113201, 128002, 144074, 149633, 168421, 190442, 192577, 201146, 214354, 226402, 299266, 336842, 385154, 391811, 557723, 615703, 627751, 704011, 783622, 792407, 1047431, 1115446, 1178947, 1231406, 1255502, 1408022, 1584814, 2094862, 2294893, 2357894, 3414353, 3904061, 4309921, 4394257, 4589786, 6134953, 6828706, 6905261, 7808122, 8619842, 8788514, 12269906, 13810522, 16064251, 23900471, 25243823, 32128502, 37557883, 42944671, 47800942, 48336827, 50487646, 75115766, 85889342, 96673654, 139988473, 176706761, 262905181, 279976946, 353413522, 525810362, 979919311, 1539873203, 1959838622, 3079746406, 10779112421, 21558224842]

約数ペア:

[(1, 21558224842), (2, 10779112421), (7, 3079746406), (11, 1959838622), (14, 1539873203), (22, 979919311), (41, 525810362), (61, 353413522), (77, 279976946), (82, 262905181), (122, 176706761), (154, 139988473), (223, 96673654), (251, 85889342), (287, 75115766), (427, 50487646), (446, 48336827), (451, 47800942), (502, 42944671), (574, 37557883), (671, 32128502), (854, 25243823), (902, 23900471), (1342, 16064251), (1561, 13810522), (1757, 12269906), (2453, 8788514), (2501, 8619842), (2761, 7808122), (3122, 6905261), (3157, 6828706), (3514, 6134953), (4697, 4589786), (4906, 4394257), (5002, 4309921), (5522, 3904061), (6314, 3414353), (9143, 2357894), (9394, 2294893), (10291, 2094862), (13603, 1584814), (15311, 1408022), (17171, 1255502), (17507, 1231406), (18286, 1178947), (19327, 1115446), (20582, 1047431), (27206, 792407), (27511, 783622), (30622, 704011), (34342, 627751), (35014, 615703), (38654, 557723), (55022, 391811), (55973, 385154), (64001, 336842), (72037, 299266), (95221, 226402), (100573, 214354), (107177, 201146), (111946, 192577), (113201, 190442), (128002, 168421), (144074, 149633)]