21885570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34739}}^1$

素因数の和:34759

約数の個数: 48

約数和(自身を含む): 65033280

約数和(自身を除く): 43147710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34739, 69478, 104217, 173695, 208434, 243173, 312651, 347390, 486346, 521085, 625302, 729519, 1042170, 1215865, 1459038, 1563255, 2188557, 2431730, 3126510, 3647595, 4377114, 7295190, 10942785, 21885570]

約数ペア:

[(1, 21885570), (2, 10942785), (3, 7295190), (5, 4377114), (6, 3647595), (7, 3126510), (9, 2431730), (10, 2188557), (14, 1563255), (15, 1459038), (18, 1215865), (21, 1042170), (30, 729519), (35, 625302), (42, 521085), (45, 486346), (63, 347390), (70, 312651), (90, 243173), (105, 208434), (126, 173695), (210, 104217), (315, 69478), (630, 34739)]