21073290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4363}}^1$

素因数の和:4403

約数の個数: 64

約数和(自身を含む): 60327936

約数和(自身を除く): 39254646

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4363, 4830, 8726, 13089, 21815, 26178, 30541, 43630, 61082, 65445, 91623, 100349, 130890, 152705, 183246, 200698, 301047, 305410, 458115, 501745, 602094, 702443, 916230, 1003490, 1404886, 1505235, 2107329, 3010470, 3512215, 4214658, 7024430, 10536645, 21073290]

約数ペア:

[(1, 21073290), (2, 10536645), (3, 7024430), (5, 4214658), (6, 3512215), (7, 3010470), (10, 2107329), (14, 1505235), (15, 1404886), (21, 1003490), (23, 916230), (30, 702443), (35, 602094), (42, 501745), (46, 458115), (69, 305410), (70, 301047), (105, 200698), (115, 183246), (138, 152705), (161, 130890), (210, 100349), (230, 91623), (322, 65445), (345, 61082), (483, 43630), (690, 30541), (805, 26178), (966, 21815), (1610, 13089), (2415, 8726), (4363, 4830)]