21718044

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{3943}}^1$

素因数の和:3976

約数の個数: 60

約数和(自身を含む): 60130224

約数和(自身を除く): 38412180

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 306, 324, 459, 612, 918, 1377, 1836, 2754, 3943, 5508, 7886, 11829, 15772, 23658, 35487, 47316, 67031, 70974, 106461, 134062, 141948, 201093, 212922, 268124, 319383, 402186, 425844, 603279, 638766, 804372, 1206558, 1277532, 1809837, 2413116, 3619674, 5429511, 7239348, 10859022, 21718044]

約数ペア:

[(1, 21718044), (2, 10859022), (3, 7239348), (4, 5429511), (6, 3619674), (9, 2413116), (12, 1809837), (17, 1277532), (18, 1206558), (27, 804372), (34, 638766), (36, 603279), (51, 425844), (54, 402186), (68, 319383), (81, 268124), (102, 212922), (108, 201093), (153, 141948), (162, 134062), (204, 106461), (306, 70974), (324, 67031), (459, 47316), (612, 35487), (918, 23658), (1377, 15772), (1836, 11829), (2754, 7886), (3943, 5508)]