21880860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5443}}^1$

素因数の和:5522

約数の個数: 48

約数和(自身を含む): 62192256

約数和(自身を除く): 40311396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 5443, 10886, 16329, 21772, 27215, 32658, 54430, 65316, 81645, 108860, 163290, 326580, 364681, 729362, 1094043, 1458724, 1823405, 2188086, 3646810, 4376172, 5470215, 7293620, 10940430, 21880860]

約数ペア:

[(1, 21880860), (2, 10940430), (3, 7293620), (4, 5470215), (5, 4376172), (6, 3646810), (10, 2188086), (12, 1823405), (15, 1458724), (20, 1094043), (30, 729362), (60, 364681), (67, 326580), (134, 163290), (201, 108860), (268, 81645), (335, 65316), (402, 54430), (670, 32658), (804, 27215), (1005, 21772), (1340, 16329), (2010, 10886), (4020, 5443)]