21211300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1753}}^1$

素因数の和:1789

約数の個数: 54

約数和(自身を含む): 50622194

約数和(自身を除く): 29410894

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1753, 2420, 3025, 3506, 6050, 7012, 8765, 12100, 17530, 19283, 35060, 38566, 43825, 77132, 87650, 96415, 175300, 192830, 212113, 385660, 424226, 482075, 848452, 964150, 1060565, 1928300, 2121130, 4242260, 5302825, 10605650, 21211300]

約数ペア:

[(1, 21211300), (2, 10605650), (4, 5302825), (5, 4242260), (10, 2121130), (11, 1928300), (20, 1060565), (22, 964150), (25, 848452), (44, 482075), (50, 424226), (55, 385660), (100, 212113), (110, 192830), (121, 175300), (220, 96415), (242, 87650), (275, 77132), (484, 43825), (550, 38566), (605, 35060), (1100, 19283), (1210, 17530), (1753, 12100), (2420, 8765), (3025, 7012), (3506, 6050)]