21118355604

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{841637}}^1$

素因数の和:841705

約数の個数: 72

約数和(自身を含む): 57901327848

約数和(自身を除く): 36782972244

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 51, 68, 82, 102, 123, 153, 164, 204, 246, 306, 369, 492, 612, 697, 738, 1394, 1476, 2091, 2788, 4182, 6273, 8364, 12546, 25092, 841637, 1683274, 2524911, 3366548, 5049822, 7574733, 10099644, 14307829, 15149466, 28615658, 30298932, 34507117, 42923487, 57231316, 69014234, 85846974, 103521351, 128770461, 138028468, 171693948, 207042702, 257540922, 310564053, 414085404, 515081844, 586620989, 621128106, 1173241978, 1242256212, 1759862967, 2346483956, 3519725934, 5279588901, 7039451868, 10559177802, 21118355604]

約数ペア:

[(1, 21118355604), (2, 10559177802), (3, 7039451868), (4, 5279588901), (6, 3519725934), (9, 2346483956), (12, 1759862967), (17, 1242256212), (18, 1173241978), (34, 621128106), (36, 586620989), (41, 515081844), (51, 414085404), (68, 310564053), (82, 257540922), (102, 207042702), (123, 171693948), (153, 138028468), (164, 128770461), (204, 103521351), (246, 85846974), (306, 69014234), (369, 57231316), (492, 42923487), (612, 34507117), (697, 30298932), (738, 28615658), (1394, 15149466), (1476, 14307829), (2091, 10099644), (2788, 7574733), (4182, 5049822), (6273, 3366548), (8364, 2524911), (12546, 1683274), (25092, 841637)]