21596848

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 90

約数和(自身を含む): 53031204

約数和(自身を除く): 31434356

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 163, 169, 182, 196, 208, 326, 338, 364, 392, 637, 652, 676, 728, 784, 1141, 1183, 1274, 1304, 1352, 1456, 2119, 2282, 2366, 2548, 2608, 2704, 4238, 4564, 4732, 5096, 7987, 8281, 8476, 9128, 9464, 10192, 14833, 15974, 16562, 16952, 18256, 18928, 27547, 29666, 31948, 33124, 33904, 55094, 59332, 63896, 66248, 103831, 110188, 118664, 127792, 132496, 192829, 207662, 220376, 237328, 385658, 415324, 440752, 771316, 830648, 1349803, 1542632, 1661296, 2699606, 3085264, 5399212, 10798424, 21596848]

約数ペア:

[(1, 21596848), (2, 10798424), (4, 5399212), (7, 3085264), (8, 2699606), (13, 1661296), (14, 1542632), (16, 1349803), (26, 830648), (28, 771316), (49, 440752), (52, 415324), (56, 385658), (91, 237328), (98, 220376), (104, 207662), (112, 192829), (163, 132496), (169, 127792), (182, 118664), (196, 110188), (208, 103831), (326, 66248), (338, 63896), (364, 59332), (392, 55094), (637, 33904), (652, 33124), (676, 31948), (728, 29666), (784, 27547), (1141, 18928), (1183, 18256), (1274, 16952), (1304, 16562), (1352, 15974), (1456, 14833), (2119, 10192), (2282, 9464), (2366, 9128), (2548, 8476), (2608, 8281), (2704, 7987), (4238, 5096), (4564, 4732)]