21302298

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 28694502

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 61, 87, 122, 174, 183, 223, 261, 366, 446, 522, 549, 669, 783, 1098, 1338, 1566, 1647, 1769, 2007, 3294, 3538, 4014, 5307, 6021, 6467, 10614, 12042, 12934, 13603, 15921, 19401, 27206, 31842, 38802, 40809, 47763, 58203, 81618, 95526, 116406, 122427, 174609, 244854, 349218, 367281, 394487, 734562, 788974, 1183461, 2366922, 3550383, 7100766, 10651149, 21302298]

約数ペア:

[(1, 21302298), (2, 10651149), (3, 7100766), (6, 3550383), (9, 2366922), (18, 1183461), (27, 788974), (29, 734562), (54, 394487), (58, 367281), (61, 349218), (87, 244854), (122, 174609), (174, 122427), (183, 116406), (223, 95526), (261, 81618), (366, 58203), (446, 47763), (522, 40809), (549, 38802), (669, 31842), (783, 27206), (1098, 19401), (1338, 15921), (1566, 13603), (1647, 12934), (1769, 12042), (2007, 10614), (3294, 6467), (3538, 6021), (4014, 5307)]