21314808

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15581}}^1$

素因数の和:15612

約数の個数: 48

約数和(自身を含む): 60769800

約数和(自身を除く): 39454992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15581, 31162, 46743, 62324, 93486, 124648, 140229, 186972, 280458, 296039, 373944, 560916, 592078, 888117, 1121832, 1184156, 1776234, 2368312, 2664351, 3552468, 5328702, 7104936, 10657404, 21314808]

約数ペア:

[(1, 21314808), (2, 10657404), (3, 7104936), (4, 5328702), (6, 3552468), (8, 2664351), (9, 2368312), (12, 1776234), (18, 1184156), (19, 1121832), (24, 888117), (36, 592078), (38, 560916), (57, 373944), (72, 296039), (76, 280458), (114, 186972), (152, 140229), (171, 124648), (228, 93486), (342, 62324), (456, 46743), (684, 31162), (1368, 15581)]