21865914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173539}}^1$

素因数の和:173554

約数の個数: 24

約数和(自身を含む): 54144480

約数和(自身を除く): 32278566

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173539, 347078, 520617, 1041234, 1214773, 1561851, 2429546, 3123702, 3644319, 7288638, 10932957, 21865914]

約数ペア:

[(1, 21865914), (2, 10932957), (3, 7288638), (6, 3644319), (7, 3123702), (9, 2429546), (14, 1561851), (18, 1214773), (21, 1041234), (42, 520617), (63, 347078), (126, 173539)]