21323844

素因数分解:

$2^2\times 3^3\times {\mathrm{347}}^1\times {\mathrm{569}}^1$

素因数の和:929

約数の個数: 48

約数和(自身を含む): 55540800

約数和(自身を除く): 34216956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 347, 569, 694, 1041, 1138, 1388, 1707, 2082, 2276, 3123, 3414, 4164, 5121, 6246, 6828, 9369, 10242, 12492, 15363, 18738, 20484, 30726, 37476, 61452, 197443, 394886, 592329, 789772, 1184658, 1776987, 2369316, 3553974, 5330961, 7107948, 10661922, 21323844]

約数ペア:

[(1, 21323844), (2, 10661922), (3, 7107948), (4, 5330961), (6, 3553974), (9, 2369316), (12, 1776987), (18, 1184658), (27, 789772), (36, 592329), (54, 394886), (108, 197443), (347, 61452), (569, 37476), (694, 30726), (1041, 20484), (1138, 18738), (1388, 15363), (1707, 12492), (2082, 10242), (2276, 9369), (3123, 6828), (3414, 6246), (4164, 5121)]