21014256

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{7177}}^1$

素因数の和:7249

約数の個数: 40

約数和(自身を含む): 55184464

約数和(自身を除く): 34170208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 7177, 14354, 21531, 28708, 43062, 57416, 86124, 114832, 172248, 344496, 437797, 875594, 1313391, 1751188, 2626782, 3502376, 5253564, 7004752, 10507128, 21014256]

約数ペア:

[(1, 21014256), (2, 10507128), (3, 7004752), (4, 5253564), (6, 3502376), (8, 2626782), (12, 1751188), (16, 1313391), (24, 875594), (48, 437797), (61, 344496), (122, 172248), (183, 114832), (244, 86124), (366, 57416), (488, 43062), (732, 28708), (976, 21531), (1464, 14354), (2928, 7177)]