21146436

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 57297240

約数和(自身を除く): 36150804

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 109, 153, 204, 218, 306, 317, 327, 436, 612, 634, 654, 951, 981, 1268, 1308, 1853, 1902, 1962, 2853, 3706, 3804, 3924, 5389, 5559, 5706, 7412, 10778, 11118, 11412, 16167, 16677, 21556, 22236, 32334, 33354, 34553, 48501, 64668, 66708, 69106, 97002, 103659, 138212, 194004, 207318, 310977, 414636, 587401, 621954, 1174802, 1243908, 1762203, 2349604, 3524406, 5286609, 7048812, 10573218, 21146436]

約数ペア:

[(1, 21146436), (2, 10573218), (3, 7048812), (4, 5286609), (6, 3524406), (9, 2349604), (12, 1762203), (17, 1243908), (18, 1174802), (34, 621954), (36, 587401), (51, 414636), (68, 310977), (102, 207318), (109, 194004), (153, 138212), (204, 103659), (218, 97002), (306, 69106), (317, 66708), (327, 64668), (436, 48501), (612, 34553), (634, 33354), (654, 32334), (951, 22236), (981, 21556), (1268, 16677), (1308, 16167), (1853, 11412), (1902, 11118), (1962, 10778), (2853, 7412), (3706, 5706), (3804, 5559), (3924, 5389)]