21824300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{5323}}^1$

素因数の和:5378

約数の個数: 36

約数和(自身を含む): 48522936

約数和(自身を除く): 26698636

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 5323, 10646, 21292, 26615, 53230, 106460, 133075, 218243, 266150, 436486, 532300, 872972, 1091215, 2182430, 4364860, 5456075, 10912150, 21824300]

約数ペア:

[(1, 21824300), (2, 10912150), (4, 5456075), (5, 4364860), (10, 2182430), (20, 1091215), (25, 872972), (41, 532300), (50, 436486), (82, 266150), (100, 218243), (164, 133075), (205, 106460), (410, 53230), (820, 26615), (1025, 21292), (2050, 10646), (4100, 5323)]