21269844

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6353}}^1$

素因数の和:6397

約数の個数: 48

約数和(自身を含む): 56931840

約数和(自身を除く): 35661996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6353, 12706, 19059, 25412, 38118, 57177, 76236, 114354, 171531, 196943, 228708, 343062, 393886, 590829, 686124, 787772, 1181658, 1772487, 2363316, 3544974, 5317461, 7089948, 10634922, 21269844]

約数ペア:

[(1, 21269844), (2, 10634922), (3, 7089948), (4, 5317461), (6, 3544974), (9, 2363316), (12, 1772487), (18, 1181658), (27, 787772), (31, 686124), (36, 590829), (54, 393886), (62, 343062), (93, 228708), (108, 196943), (124, 171531), (186, 114354), (279, 76236), (372, 57177), (558, 38118), (837, 25412), (1116, 19059), (1674, 12706), (3348, 6353)]