21502278

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24379}}^1$

素因数の和:24401

約数の個数: 36

約数和(自身を含む): 54196740

約数和(自身を除く): 32694462

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24379, 48758, 73137, 146274, 170653, 219411, 341306, 438822, 511959, 1023918, 1194571, 1535877, 2389142, 3071754, 3583713, 7167426, 10751139, 21502278]

約数ペア:

[(1, 21502278), (2, 10751139), (3, 7167426), (6, 3583713), (7, 3071754), (9, 2389142), (14, 1535877), (18, 1194571), (21, 1023918), (42, 511959), (49, 438822), (63, 341306), (98, 219411), (126, 170653), (147, 146274), (294, 73137), (441, 48758), (882, 24379)]