21092912150

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{653}}^1\times {\mathrm{2897}}^1$

素因数の和:3785

約数の個数: 48

約数和(自身を含む): 39482722944

約数和(自身を除く): 18389810794

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 653, 1115, 1306, 2230, 2897, 3265, 5575, 5794, 6530, 11150, 14485, 16325, 28970, 32650, 72425, 144850, 145619, 291238, 646031, 728095, 1292062, 1456190, 1891741, 3230155, 3640475, 3783482, 6460310, 7280950, 9458705, 16150775, 18917410, 32301550, 47293525, 94587050, 421858243, 843716486, 2109291215, 4218582430, 10546456075, 21092912150]

約数ペア:

[(1, 21092912150), (2, 10546456075), (5, 4218582430), (10, 2109291215), (25, 843716486), (50, 421858243), (223, 94587050), (446, 47293525), (653, 32301550), (1115, 18917410), (1306, 16150775), (2230, 9458705), (2897, 7280950), (3265, 6460310), (5575, 3783482), (5794, 3640475), (6530, 3230155), (11150, 1891741), (14485, 1456190), (16325, 1292062), (28970, 728095), (32650, 646031), (72425, 291238), (144850, 145619)]