21862890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34703}}^1$

素因数の和:34723

約数の個数: 48

約数和(自身を含む): 64965888

約数和(自身を除く): 43102998

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, 34703, 69406, 104109, 173515, 208218, 242921, 312327, 347030, 485842, 520545, 624654, 728763, 1041090, 1214605, 1457526, 1561635, 2186289, 2429210, 3123270, 3643815, 4372578, 7287630, 10931445, 21862890]

約数ペア:

[(1, 21862890), (2, 10931445), (3, 7287630), (5, 4372578), (6, 3643815), (7, 3123270), (9, 2429210), (10, 2186289), (14, 1561635), (15, 1457526), (18, 1214605), (21, 1041090), (30, 728763), (35, 624654), (42, 520545), (45, 485842), (63, 347030), (70, 312327), (90, 242921), (105, 208218), (126, 173515), (210, 104109), (315, 69406), (630, 34703)]