21292008

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 57153600

約数和(自身を除く): 35861592

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 53, 57, 76, 106, 114, 152, 159, 212, 228, 318, 424, 456, 636, 881, 1007, 1272, 1762, 2014, 2643, 3021, 3524, 4028, 5286, 6042, 7048, 8056, 10572, 12084, 16739, 21144, 24168, 33478, 46693, 50217, 66956, 93386, 100434, 133912, 140079, 186772, 200868, 280158, 373544, 401736, 560316, 887167, 1120632, 1774334, 2661501, 3548668, 5323002, 7097336, 10646004, 21292008]

約数ペア:

[(1, 21292008), (2, 10646004), (3, 7097336), (4, 5323002), (6, 3548668), (8, 2661501), (12, 1774334), (19, 1120632), (24, 887167), (38, 560316), (53, 401736), (57, 373544), (76, 280158), (106, 200868), (114, 186772), (152, 140079), (159, 133912), (212, 100434), (228, 93386), (318, 66956), (424, 50217), (456, 46693), (636, 33478), (881, 24168), (1007, 21144), (1272, 16739), (1762, 12084), (2014, 10572), (2643, 8056), (3021, 7048), (3524, 6042), (4028, 5286)]