21480384

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6581}}^1$

素因数の和:6613

約数の個数: 56

約数和(自身を含む): 60185808

約数和(自身を除く): 38705424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 408, 544, 816, 1088, 1632, 3264, 6581, 13162, 19743, 26324, 39486, 52648, 78972, 105296, 111877, 157944, 210592, 223754, 315888, 335631, 421184, 447508, 631776, 671262, 895016, 1263552, 1342524, 1790032, 2685048, 3580064, 5370096, 7160128, 10740192, 21480384]

約数ペア:

[(1, 21480384), (2, 10740192), (3, 7160128), (4, 5370096), (6, 3580064), (8, 2685048), (12, 1790032), (16, 1342524), (17, 1263552), (24, 895016), (32, 671262), (34, 631776), (48, 447508), (51, 421184), (64, 335631), (68, 315888), (96, 223754), (102, 210592), (136, 157944), (192, 111877), (204, 105296), (272, 78972), (408, 52648), (544, 39486), (816, 26324), (1088, 19743), (1632, 13162), (3264, 6581)]