21764490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 57635712

約数和(自身を除く): 35871222

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 101, 110, 165, 202, 303, 330, 505, 606, 653, 1010, 1111, 1306, 1515, 1959, 2222, 3030, 3265, 3333, 3918, 5555, 6530, 6666, 7183, 9795, 11110, 14366, 16665, 19590, 21549, 33330, 35915, 43098, 65953, 71830, 107745, 131906, 197859, 215490, 329765, 395718, 659530, 725483, 989295, 1450966, 1978590, 2176449, 3627415, 4352898, 7254830, 10882245, 21764490]

約数ペア:

[(1, 21764490), (2, 10882245), (3, 7254830), (5, 4352898), (6, 3627415), (10, 2176449), (11, 1978590), (15, 1450966), (22, 989295), (30, 725483), (33, 659530), (55, 395718), (66, 329765), (101, 215490), (110, 197859), (165, 131906), (202, 107745), (303, 71830), (330, 65953), (505, 43098), (606, 35915), (653, 33330), (1010, 21549), (1111, 19590), (1306, 16665), (1515, 14366), (1959, 11110), (2222, 9795), (3030, 7183), (3265, 6666), (3333, 6530), (3918, 5555)]