21241224

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3391}}^1$

素因数の和:3435

約数の個数: 64

約数和(自身を含む): 61056000

約数和(自身を除く): 39814776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 174, 216, 232, 261, 348, 522, 696, 783, 1044, 1566, 2088, 3132, 3391, 6264, 6782, 10173, 13564, 20346, 27128, 30519, 40692, 61038, 81384, 91557, 98339, 122076, 183114, 196678, 244152, 295017, 366228, 393356, 590034, 732456, 786712, 885051, 1180068, 1770102, 2360136, 2655153, 3540204, 5310306, 7080408, 10620612, 21241224]

約数ペア:

[(1, 21241224), (2, 10620612), (3, 7080408), (4, 5310306), (6, 3540204), (8, 2655153), (9, 2360136), (12, 1770102), (18, 1180068), (24, 885051), (27, 786712), (29, 732456), (36, 590034), (54, 393356), (58, 366228), (72, 295017), (87, 244152), (108, 196678), (116, 183114), (174, 122076), (216, 98339), (232, 91557), (261, 81384), (348, 61038), (522, 40692), (696, 30519), (783, 27128), (1044, 20346), (1566, 13564), (2088, 10173), (3132, 6782), (3391, 6264)]