21766395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9013}}^1$

素因数の和:9051

約数の個数: 32

約数和(自身を含む): 41536512

約数和(自身を除く): 19770117

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 9013, 27039, 45065, 63091, 135195, 189273, 207299, 315455, 621897, 946365, 1036495, 1451093, 3109485, 4353279, 7255465, 21766395]

約数ペア:

[(1, 21766395), (3, 7255465), (5, 4353279), (7, 3109485), (15, 1451093), (21, 1036495), (23, 946365), (35, 621897), (69, 315455), (105, 207299), (115, 189273), (161, 135195), (345, 63091), (483, 45065), (805, 27039), (2415, 9013)]