21597948

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6451}}^1$

素因数の和:6495

約数の個数: 48

約数和(自身を含む): 57809920

約数和(自身を除く): 36211972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6451, 12902, 19353, 25804, 38706, 58059, 77412, 116118, 174177, 199981, 232236, 348354, 399962, 599943, 696708, 799924, 1199886, 1799829, 2399772, 3599658, 5399487, 7199316, 10798974, 21597948]

約数ペア:

[(1, 21597948), (2, 10798974), (3, 7199316), (4, 5399487), (6, 3599658), (9, 2399772), (12, 1799829), (18, 1199886), (27, 799924), (31, 696708), (36, 599943), (54, 399962), (62, 348354), (93, 232236), (108, 199981), (124, 174177), (186, 116118), (279, 77412), (372, 58059), (558, 38706), (837, 25804), (1116, 19353), (1674, 12902), (3348, 6451)]