21592626

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 50526720

約数和(自身を除く): 28934094

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 67, 114, 134, 201, 209, 257, 402, 418, 514, 627, 737, 771, 1254, 1273, 1474, 1542, 2211, 2546, 2827, 3819, 4422, 4883, 5654, 7638, 8481, 9766, 14003, 14649, 16962, 17219, 28006, 29298, 34438, 42009, 51657, 53713, 84018, 103314, 107426, 161139, 189409, 322278, 327161, 378818, 568227, 654322, 981483, 1136454, 1962966, 3598771, 7197542, 10796313, 21592626]

約数ペア:

[(1, 21592626), (2, 10796313), (3, 7197542), (6, 3598771), (11, 1962966), (19, 1136454), (22, 981483), (33, 654322), (38, 568227), (57, 378818), (66, 327161), (67, 322278), (114, 189409), (134, 161139), (201, 107426), (209, 103314), (257, 84018), (402, 53713), (418, 51657), (514, 42009), (627, 34438), (737, 29298), (771, 28006), (1254, 17219), (1273, 16962), (1474, 14649), (1542, 14003), (2211, 9766), (2546, 8481), (2827, 7638), (3819, 5654), (4422, 4883)]