21291520608

素因数分解:

$2^5\times 3^2\times {\mathrm{929}}^1\times {\mathrm{79579}}^1$

素因数の和:80524

約数の個数: 72

約数和(自身を含む): 60613698600

約数和(自身を除く): 39322177992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 929, 1858, 2787, 3716, 5574, 7432, 8361, 11148, 14864, 16722, 22296, 29728, 33444, 44592, 66888, 79579, 89184, 133776, 159158, 238737, 267552, 318316, 477474, 636632, 716211, 954948, 1273264, 1432422, 1909896, 2546528, 2864844, 3819792, 5729688, 7639584, 11459376, 22918752, 73928891, 147857782, 221786673, 295715564, 443573346, 591431128, 665360019, 887146692, 1182862256, 1330720038, 1774293384, 2365724512, 2661440076, 3548586768, 5322880152, 7097173536, 10645760304, 21291520608]

約数ペア:

[(1, 21291520608), (2, 10645760304), (3, 7097173536), (4, 5322880152), (6, 3548586768), (8, 2661440076), (9, 2365724512), (12, 1774293384), (16, 1330720038), (18, 1182862256), (24, 887146692), (32, 665360019), (36, 591431128), (48, 443573346), (72, 295715564), (96, 221786673), (144, 147857782), (288, 73928891), (929, 22918752), (1858, 11459376), (2787, 7639584), (3716, 5729688), (5574, 3819792), (7432, 2864844), (8361, 2546528), (11148, 1909896), (14864, 1432422), (16722, 1273264), (22296, 954948), (29728, 716211), (33444, 636632), (44592, 477474), (66888, 318316), (79579, 267552), (89184, 238737), (133776, 159158)]