21654014384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1\times {\mathrm{1709}}^1$

素因数の和:3030

約数の個数: 80

約数和(自身を含む): 45686138400

約数和(自身を除く): 24032124016

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 1259, 1709, 2516, 2518, 3418, 5032, 5036, 6836, 10064, 10072, 13672, 20144, 21403, 27344, 29053, 42806, 46583, 58106, 63233, 85612, 93166, 116212, 126466, 171224, 186332, 232424, 252932, 342448, 372664, 464848, 505864, 745328, 791911, 1011728, 1074961, 1583822, 2149922, 2151631, 3167644, 4299844, 4303262, 6335288, 8599688, 8606524, 12670576, 17199376, 17213048, 34426096, 36577727, 73155454, 79610347, 146310908, 159220694, 292621816, 318441388, 585243632, 636882776, 1273765552, 1353375899, 2706751798, 5413503596, 10827007192, 21654014384]

約数ペア:

[(1, 21654014384), (2, 10827007192), (4, 5413503596), (8, 2706751798), (16, 1353375899), (17, 1273765552), (34, 636882776), (37, 585243632), (68, 318441388), (74, 292621816), (136, 159220694), (148, 146310908), (272, 79610347), (296, 73155454), (592, 36577727), (629, 34426096), (1258, 17213048), (1259, 17199376), (1709, 12670576), (2516, 8606524), (2518, 8599688), (3418, 6335288), (5032, 4303262), (5036, 4299844), (6836, 3167644), (10064, 2151631), (10072, 2149922), (13672, 1583822), (20144, 1074961), (21403, 1011728), (27344, 791911), (29053, 745328), (42806, 505864), (46583, 464848), (58106, 372664), (63233, 342448), (85612, 252932), (93166, 232424), (116212, 186332), (126466, 171224)]