21982205950

素因数分解:

$2^1\times 5^2\times {\mathrm{1613}}^1\times {\mathrm{272563}}^1$

素因数の和:274188

約数の個数: 24

約数和(自身を含む): 40912401528

約数和(自身を除く): 18930195578

約数列:

[1, 2, 5, 10, 25, 50, 1613, 3226, 8065, 16130, 40325, 80650, 272563, 545126, 1362815, 2725630, 6814075, 13628150, 439644119, 879288238, 2198220595, 4396441190, 10991102975, 21982205950]

約数ペア:

[(1, 21982205950), (2, 10991102975), (5, 4396441190), (10, 2198220595), (25, 879288238), (50, 439644119), (1613, 13628150), (3226, 6814075), (8065, 2725630), (16130, 1362815), (40325, 545126), (80650, 272563)]