21917490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104369}}^1$

素因数の和:104386

約数の個数: 32

約数和(自身を含む): 60117120

約数和(自身を除く): 38199630

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104369, 208738, 313107, 521845, 626214, 730583, 1043690, 1461166, 1565535, 2191749, 3131070, 3652915, 4383498, 7305830, 10958745, 21917490]

約数ペア:

[(1, 21917490), (2, 10958745), (3, 7305830), (5, 4383498), (6, 3652915), (7, 3131070), (10, 2191749), (14, 1565535), (15, 1461166), (21, 1043690), (30, 730583), (35, 626214), (42, 521845), (70, 313107), (105, 208738), (210, 104369)]