21412586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 36747648

約数和(自身を除く): 15335062

約数列:

[1, 2, 13, 23, 26, 46, 61, 122, 299, 587, 598, 793, 1174, 1403, 1586, 2806, 7631, 13501, 15262, 18239, 27002, 35807, 36478, 71614, 175513, 351026, 465491, 823561, 930982, 1647122, 10706293, 21412586]

約数ペア:

[(1, 21412586), (2, 10706293), (13, 1647122), (23, 930982), (26, 823561), (46, 465491), (61, 351026), (122, 175513), (299, 71614), (587, 36478), (598, 35807), (793, 27002), (1174, 18239), (1403, 15262), (1586, 13501), (2806, 7631)]