21549421256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{659}}^1\times {\mathrm{2053}}^1$

素因数の和:2910

約数の個数: 64

約数和(自身を含む): 44410766400

約数和(自身を除く): 22861345144

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 659, 724, 1318, 1448, 1991, 2053, 2636, 3982, 4106, 5272, 7249, 7964, 8212, 14498, 15928, 16424, 22583, 28996, 45166, 57992, 90332, 119279, 180664, 238558, 371593, 477116, 743186, 954232, 1312069, 1352927, 1486372, 2624138, 2705854, 2972744, 4087523, 5248276, 5411708, 8175046, 10496552, 10823416, 14882197, 16350092, 29764394, 32700184, 59528788, 119057576, 244879787, 489759574, 979519148, 1959038296, 2693677657, 5387355314, 10774710628, 21549421256]

約数ペア:

[(1, 21549421256), (2, 10774710628), (4, 5387355314), (8, 2693677657), (11, 1959038296), (22, 979519148), (44, 489759574), (88, 244879787), (181, 119057576), (362, 59528788), (659, 32700184), (724, 29764394), (1318, 16350092), (1448, 14882197), (1991, 10823416), (2053, 10496552), (2636, 8175046), (3982, 5411708), (4106, 5248276), (5272, 4087523), (7249, 2972744), (7964, 2705854), (8212, 2624138), (14498, 1486372), (15928, 1352927), (16424, 1312069), (22583, 954232), (28996, 743186), (45166, 477116), (57992, 371593), (90332, 238558), (119279, 180664)]