21015414

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23827}}^1$

素因数の和:23849

約数の個数: 36

約数和(自身を含む): 52969644

約数和(自身を除く): 31954230

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23827, 47654, 71481, 142962, 166789, 214443, 333578, 428886, 500367, 1000734, 1167523, 1501101, 2335046, 3002202, 3502569, 7005138, 10507707, 21015414]

約数ペア:

[(1, 21015414), (2, 10507707), (3, 7005138), (6, 3502569), (7, 3002202), (9, 2335046), (14, 1501101), (18, 1167523), (21, 1000734), (42, 500367), (49, 428886), (63, 333578), (98, 214443), (126, 166789), (147, 142962), (294, 71481), (441, 47654), (882, 23827)]