21533600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2447}}^1$

素因数の和:2478

約数の個数: 72

約数和(自身を含む): 57371328

約数和(自身を除く): 35837728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1760, 2200, 2447, 4400, 4894, 8800, 9788, 12235, 19576, 24470, 26917, 39152, 48940, 53834, 61175, 78304, 97880, 107668, 122350, 134585, 195760, 215336, 244700, 269170, 391520, 430672, 489400, 538340, 672925, 861344, 978800, 1076680, 1345850, 1957600, 2153360, 2691700, 4306720, 5383400, 10766800, 21533600]

約数ペア:

[(1, 21533600), (2, 10766800), (4, 5383400), (5, 4306720), (8, 2691700), (10, 2153360), (11, 1957600), (16, 1345850), (20, 1076680), (22, 978800), (25, 861344), (32, 672925), (40, 538340), (44, 489400), (50, 430672), (55, 391520), (80, 269170), (88, 244700), (100, 215336), (110, 195760), (160, 134585), (176, 122350), (200, 107668), (220, 97880), (275, 78304), (352, 61175), (400, 53834), (440, 48940), (550, 39152), (800, 26917), (880, 24470), (1100, 19576), (1760, 12235), (2200, 9788), (2447, 8800), (4400, 4894)]