21842580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9839}}^1$

素因数の和:9888

約数の個数: 48

約数和(自身を含む): 62818560

約数和(自身を除く): 40975980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 9839, 19678, 29517, 39356, 49195, 59034, 98390, 118068, 147585, 196780, 295170, 364043, 590340, 728086, 1092129, 1456172, 1820215, 2184258, 3640430, 4368516, 5460645, 7280860, 10921290, 21842580]

約数ペア:

[(1, 21842580), (2, 10921290), (3, 7280860), (4, 5460645), (5, 4368516), (6, 3640430), (10, 2184258), (12, 1820215), (15, 1456172), (20, 1092129), (30, 728086), (37, 590340), (60, 364043), (74, 295170), (111, 196780), (148, 147585), (185, 118068), (222, 98390), (370, 59034), (444, 49195), (555, 39356), (740, 29517), (1110, 19678), (2220, 9839)]