21434256

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3167}}^1$

素因数の和:3228

約数の個数: 60

約数和(自身を含む): 61281792

約数和(自身を除く): 39847536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3167, 3384, 6334, 6768, 9501, 12668, 19002, 25336, 28503, 38004, 50672, 57006, 76008, 114012, 148849, 152016, 228024, 297698, 446547, 456048, 595396, 893094, 1190792, 1339641, 1786188, 2381584, 2679282, 3572376, 5358564, 7144752, 10717128, 21434256]

約数ペア:

[(1, 21434256), (2, 10717128), (3, 7144752), (4, 5358564), (6, 3572376), (8, 2679282), (9, 2381584), (12, 1786188), (16, 1339641), (18, 1190792), (24, 893094), (36, 595396), (47, 456048), (48, 446547), (72, 297698), (94, 228024), (141, 152016), (144, 148849), (188, 114012), (282, 76008), (376, 57006), (423, 50672), (564, 38004), (752, 28503), (846, 25336), (1128, 19002), (1692, 12668), (2256, 9501), (3167, 6768), (3384, 6334)]