21606930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2377}}^1$

素因数の和:2491

約数の個数: 48

約数和(自身を含む): 56758104

約数和(自身を除く): 35151174

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 2377, 3030, 4545, 4754, 7131, 9090, 11885, 14262, 21393, 23770, 35655, 42786, 71310, 106965, 213930, 240077, 480154, 720231, 1200385, 1440462, 2160693, 2400770, 3601155, 4321386, 7202310, 10803465, 21606930]

約数ペア:

[(1, 21606930), (2, 10803465), (3, 7202310), (5, 4321386), (6, 3601155), (9, 2400770), (10, 2160693), (15, 1440462), (18, 1200385), (30, 720231), (45, 480154), (90, 240077), (101, 213930), (202, 106965), (303, 71310), (505, 42786), (606, 35655), (909, 23770), (1010, 21393), (1515, 14262), (1818, 11885), (2377, 9090), (3030, 7131), (4545, 4754)]