21016548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83399}}^1$

素因数の和:83416

約数の個数: 36

約数和(自身を含む): 60715200

約数和(自身を除く): 39698652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83399, 166798, 250197, 333596, 500394, 583793, 750591, 1000788, 1167586, 1501182, 1751379, 2335172, 3002364, 3502758, 5254137, 7005516, 10508274, 21016548]

約数ペア:

[(1, 21016548), (2, 10508274), (3, 7005516), (4, 5254137), (6, 3502758), (7, 3002364), (9, 2335172), (12, 1751379), (14, 1501182), (18, 1167586), (21, 1000788), (28, 750591), (36, 583793), (42, 500394), (63, 333596), (84, 250197), (126, 166798), (252, 83399)]