21876768

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{2053}}^1$

素因数の和:2106

約数の個数: 72

約数和(自身を含む): 63924588

約数和(自身を除く): 42047820

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2053, 2664, 3552, 4106, 5328, 6159, 8212, 10656, 12318, 16424, 18477, 24636, 32848, 36954, 49272, 65696, 73908, 75961, 98544, 147816, 151922, 197088, 227883, 295632, 303844, 455766, 591264, 607688, 683649, 911532, 1215376, 1367298, 1823064, 2430752, 2734596, 3646128, 5469192, 7292256, 10938384, 21876768]

約数ペア:

[(1, 21876768), (2, 10938384), (3, 7292256), (4, 5469192), (6, 3646128), (8, 2734596), (9, 2430752), (12, 1823064), (16, 1367298), (18, 1215376), (24, 911532), (32, 683649), (36, 607688), (37, 591264), (48, 455766), (72, 303844), (74, 295632), (96, 227883), (111, 197088), (144, 151922), (148, 147816), (222, 98544), (288, 75961), (296, 73908), (333, 65696), (444, 49272), (592, 36954), (666, 32848), (888, 24636), (1184, 18477), (1332, 16424), (1776, 12318), (2053, 10656), (2664, 8212), (3552, 6159), (4106, 5328)]